Networking

Generate chrony, ntpd, or Cisco IOS XE NTP configs from source rows, access settings, fallback options, and validation warnings before deployment.

Check IPv4 or IPv6 route-table rows against a destination, rank longest-prefix matches, apply tie-break policy, and audit next-hop winners before changes.

Calculate online ACL wildcard masks from IPv4 CIDR, dotted subnet masks, host lines, or any entries, then audit match size before writing Cisco ACEs.

Check ad network signals online from a public URL, compare page evidence with ads.txt sellers, and flag supply-path gaps for faster monetization reviews.

Look up ASN records online to identify holder, routed prefixes, neighbouring ASNs, and public registry or peering details for incident and routing triage.

Check BGP AS paths from route samples against allowed, blocked, origin, first-hop, regex, length, and prepend rules with verdicts for policy review.

Generate Cisco, FRR, and Junos prefix-list statements from CIDR rows with ge/le bounds, terminal rules, row normalization, shadowing, and duplicate checks.

Calculate online BGP route scale from prefixes, peers, path attributes, memory budget, and churn so routers are sized before full-table growth risks.

Calculate online bandwidth-delay product, per-stream TCP window targets, current fill, packets in flight, and stream guidance for WAN transfer tuning.

Check DNSBL status online for a host or IP across selected mail blocklists, with TXT evidence, resolver context, and shareable exports for mail triage.

Check CIDR allowlists for broad public ranges, sensitive ports, expiry gaps, owner gaps, overlaps, and risk scores before firewall or SaaS review.

Inspect certificate transparency online from a PEM or DER certificate, compare logged issuances and DNS coverage, and flag revocation or hostname drift.

Generate Cisco named IPv4 ACL config from flow rows with sequence numbers, remarks, logging choices, safety review, ACE ledger, and match mix chart.

Generate Cisco IOS, legacy dot1q, or NX-OS interface stanzas with VLAN, IP, admin state, review checks, and audit tables before switch changes.

Generate online cloud-init network-config YAML for static VM interfaces, default routes, DNS, renderer hints, and validation review before first boot.

Calculate online DHCP scope capacity from subnet, pool, exclusions, reservations, and growth so admins can spot lease pressure before users are blocked.

Calculate online DNS cache capacity from query rate, TTL, hit rate, RRset size, DNSSEC overhead, memory budget, and reserve headroom for resolver sizing.

Generate a domain DNS configuration report with core record inventory, mail-auth coverage notes, TTL spread context, and resolver timing snapshots.

Trace DNS delegation online from zone cut to final answer, compare resolver views, and flag DNSSEC or negative-cache clues before rechecking.

Report online DNS denial evidence from NXDOMAIN or NODATA replies, NSEC/NSEC3 records, SOA retry timing, and resolver-view caveats for incident review.

Check DNS glue and delegation online, compare Cloudflare, Google, and Quad9 views, spot nameserver gaps, and export evidence for DNS repair tickets.

Check DNS propagation online across public resolvers, compare answers, TTL, DNSSEC flags, and latency to judge DNS cutovers before traffic shifts.

Enumerate DNS records online across public resolvers with PTR, DNSSEC, mail-policy, and posture checks to spot misconfigurations during authorized reviews.

Lookup DNS records online for a domain or IP, inspect TTL and DNSSEC response signals, and export clean tables or charts for troubleshooting.

Calculate DNS TTL change windows online from current, lowered, and negative TTLs, safety margins, cache outliers, and observation cycles for safer cutovers.

Check online DNS wildcard behavior across random leaf, deep, boundary, DNSSEC, and resolver probes to confirm inherited answers before DNS changes.

Generate online BIND-style DNS zone files from SOA, NS, MX, host, TXT, SRV, and CAA records with lint-ready checks before authoritative publishing.

Validate DNSSEC records online to inspect keys, signatures, denial indicators, and resolver AD responses so you can spot trust-path issues quickly.

Convert online data transfer rates between bit and byte units, apply overhead, compare payload ETAs, and choose link tiers for capacity planning.

Craft online DNS-over-HTTPS query packets with EDNS options, GET or POST replay commands, wire-format hex, and live resolver checks for DNSSEC diagnostics.

Calculate online ECMP path capacity from healthy paths, per-path rate, demand, hash efficiency, and headroom to plan failure runway and maintenance drains.

Check EDNS Client Subnet behavior online by comparing DNS answers, echoed scope, TTL drift, and resolver baselines for routing and cache debugging.

Inspect online EDNS option behavior with DoH wireformat probes, OPT ledgers, packet sections, and replay commands for DNSSEC and resolver debugging.

Calculate online ephemeral port exhaustion risk from port range, source IPs, connection rate, hold time, and NAT caps for outbound capacity planning.

Calculate online Ethernet frame efficiency from payload size, VLAN tags, wire overhead, and link rate to estimate payload goodput and capacity impact.

Calculate optical fiber link budget online from transmit power, receiver sensitivity, path loss, reserve, and overload checks before approving a span.

Calculate online file transfer time from size, bandwidth, latency, window, and loss assumptions so you can plan uploads, backups, and cutovers reliably.

Analyze online firewall deny logs by source, destination, port, direction, and watched services to prioritize repeated blocks for rule review.

Generate firewall rule matrices from flow rows with risk scores, audit findings, object plans, heatmaps, Markdown, and JSON for change review.

Review firewall rule inventories for stale use, missing owners, broad CIDRs, privileged services, expiry items, and cleanup recommendations before recertification.

Check ordered firewall rules for action shadows, redundant shadows, partial overlaps, coverage evidence, and remediation cues before policy cleanup.

Calculate RF path loss online from frequency, distance, gains, and planning thresholds to estimate receive power, reserve margin, and workable link range.

Check online HA pair role consistency from node rows, active-up counts, standby readiness, VIP drift, sync lag, heartbeat, and priority evidence for failover reviews.

Generate HAProxy backend config from proxy mode, balance, health checks, TLS settings, cookie persistence, and server rows with ledger and check-plan cues.

Check HTTP redirects online hop by hop with method, timeout, TLS, and user-agent controls to confirm the final destination, delay, and HSTS status.

Check IPv4 inventory ranges from CIDR, dotted masks, host rows, and start-end spans, then flag overlaps, duplicate addresses, and route-change risks.

Calculate online IPsec ESP tunnel overhead, usable inner MTU, TCP MSS clamp, NAT-T impact, and padding headroom for safer VPN MTU planning.

Plan IPv4 subnet allocations online from a parent CIDR block, size each segment by host demand, and export clear address plans for rollout worksheets.

Plan IPv4 renumbering waves from host mapping rows, DNS and DHCP timing, dependency checks, readiness findings, rollback steps, and cutover timeline cues.

Calculate IPv4 supernets online from CIDR or dotted-mask lists, compare cover routes with exact aggregates, and spot exposure before route changes.

Convert online IPv6 addresses between compressed, expanded, dotted-tail, hextet, binary, and reverse DNS views for cleaner reviews and documentation.

Calculate online IPv6 subnet ranges, canonical CIDR, reverse-DNS zones, special-address warnings, target prefixes, and EUI-64 samples for allocation planning.

Plan online IPv6 prefix allocations from a parent CIDR, compare site and LAN capacity, and flag /64 and nibble-boundary risks before routing changes.

Check interface descriptions from config blocks, CSV, or show output, flag missing terms, weak evidence, duplicates, length limits, and remediation needs.

Check IP geolocation online from a public IP, domain, or URL to inspect approximate location, ASN, timezone, reverse DNS, and map context for support triage.

Calculate IPv4 subnets online from CIDR or dotted masks, inspect host ranges, wildcard math, and VLSM split plans before allocating network space.

Calculate IPv4 subnet splits online from any address in a parent block, compare equal child CIDR options, and export rollout-ready subnet ledgers.

Calculate online jumbo frame savings from payload rate, MTU sizes, eligible traffic, and overhead model to plan packet-rate and wire-time relief before rollout.

Generate Keepalived VRRP config with router ID, VRID, VIPs, unicast peers, health tracking, directive audit, and failover timing checks before deploy.

Calculate online LACP bundle capacity from member count, link speed, failures, hash efficiency, reserve, and demand to plan headroom and flow risk.

Calculate online load balancer pool capacity from backend RPS, weights, health, utilization, growth buffer, and N+ reserve for safer traffic planning.

Check MAC addresses online to normalize formats, inspect OUI and randomization signals, and compare vendor evidence for Wi-Fi, inventory, or asset triage.

Calculate online effective MTU and TCP MSS after VPN, GRE, VXLAN, PPPoE, VLAN, and safety overhead to choose safer tunnel clamps and DF ping probes.

Check MX records online, compare public resolver answers, flag Null MX, fallback, and alias issues, and review host readiness before mail changes.

Calculate online NAT pool capacity from public IPs, usable ports, reserve, user sessions, and hot destinations for safer egress planning.

Check online NTP offset logs from ntpq, chrony, and CSV rows against offset, jitter, stratum, reach, and source-selection gates for drift triage.

Check nameserver delegation online for glue, SOA consistency, resolver drift, address health, and repair priorities before registrar or DNS provider changes.

Analyze online NetFlow and IPFIX flow rows by source, destination, conversation, service, protocol, or port to pinpoint top talkers and service-heavy traffic.

Generate online netcat commands for listeners, scans, TLS probes, and proxy sessions with shell-ready flags for faster socket testing and runbook prep.

Generate Netplan YAML online for Ubuntu static interfaces, routes, DNS, renderer choices, and validation review before applying server changes.

Prepare a network audit findings report from CSV rows with severity gates, owner queues, due-date pressure, evidence gaps, area charts, and JSON outputs.

Draft network change plans with scope, risk, pre-checks, run order, validation, rollback, readiness gates, and review notes before maintenance windows.

Calculate online network throughput from link speed, RTT, TCP window, packet loss, and transfer size to plan bottlenecks, tuning moves, and copy time.

Calculate OSPF interface cost online from reference bandwidth, interface speed, integer policy, and manual overrides for routing-change planning.

Generate online OpenVPN client profiles with endpoint, routing, TLS key, cipher, credential, validation review, and exports for safer VPN handoff.

Calculate online packet capture storage from link rate, duration, snap length, format overhead, filters, compression, and reserve for safe disk planning.

Analyze online ping output for packet loss, RTT spread, jitter, timeout lines, and high-latency samples to document network reachability issues.

Calculate PoE switch capacity from device rows, IEEE power basis, cable loss, reserve targets, port demand, boot surge, and shedding cues before rollout.

Check port exposure inventory rows for public open services, high-risk ports, missing owners, host rollups, review queues, and chart-ready risk evidence.

Check mixed TCP and UDP port lists, service names, ranges, Nmap-style prefixes, duplicates, broad ranges, IANA bands, and service review cues before firewall or scanner use.

Calculate QoS bandwidth allocation from parent rate, class shares, shaping headroom, burst ceilings, and priority warnings before WAN policy changes.

Calculate queue buffer delay from buffer size, link rate, target delay, occupancy, RTT, and packet size with tuning rows and delay curve exports.

Generate online RADIUS clients.conf blocks with shared secrets, client CSV rows, security directives, and deployment checks for safer NAS onboarding.

Calculate RADIUS request load from NAS counts, access events, accounting updates, retry factors, burst demand, server budgets, and N-1 headroom checks.

Calculate online replication backlog drain time from change rate, capacity, outage, compression, and headroom so recovery plans catch target misses.

Compare online DNS resolver policy differences across open, threat, and family filters to spot likely blocking, cache drift, or DNSSEC issues fast.

Check reverse DNS online for IPv4, IPv6, or hostnames, confirm PTR and forward-confirmed rDNS, and catch naming or resolver issues during mail troubleshooting.

Generate online reverse DNS zones from IPv4 subnets with PTR rows, SOA timers, RFC2317 parent CNAME snippets, checks, and exports for DNS rollouts.

Calculate SNMP polling load from devices, OIDs, intervals, security, batching, retries, MTU, link budgets, and poller limits before capacity changes.

Check online SRV and NAPTR discovery for SIP, SIPS, XMPP, and LDAP domains, compare resolver views, and find DNS routing gaps before service rollout.

Check certificate chains online from a live host or PEM text, verify issuer links and hostname coverage, and export a deployment-ready PEM bundle.

Check SSL posture online for one hostname, then compare endpoint grades, trust paths, protocol support, and renewal risk before fixing HTTPS drift.

Check certificate expiry online for a live host, confirm SAN coverage, and export renewal facts so you can replace the right TLS certificate before outages.

Check OCSP revocation status online for a live host or pasted certificate, then review responder timestamps, transport evidence, and replay-ready output.

Decode SSL certificates online to inspect issuer, SAN entries, validity dates, fingerprints, and usage flags for faster X.509 troubleshooting or audits.

Generate Linux, Cisco, or Junos static route commands from destination rows with metrics, rollback review, route ledgers, priority maps, and paste safety checks.

Calculate online IPv4 subnet plans from a parent CIDR, child prefix, host target, reserve policy, and demand list for clean allocation reviews.

Generate Cisco switchport config blocks from interface ranges, access or trunk VLAN settings, syntax profiles, and paste-safety review checks.

Validate TLS-RPT records online by checking TXT tags, rua report URIs, resolver answers, and related policy signals before publishing mail reporting.

Calculate online tip amounts, receipt totals, service charges, tax basis, split shares, and rounding notes for clearer restaurant payment decisions.

Trace online CNAME alias chains through public resolver views, terminal DNS records, TTLs, loop limits, suffix checks, and drift before DNS cutovers.

Analyze online traceroute and MTR hop output for timeout rows, latency steps, packet loss patterns, and exportable evidence for network triage.

Check online URL blacklist status across Safe Browsing, SURBL, and URL-structure signals, then triage suspicious links with scope-aware evidence before opening.

Calculate VLAN ID capacity, allocation queue, subnet host fit, pool utilization, and planning flags from reserved, existing, and requested network segments.

Check VLAN evidence against trunk allowed lists, native VLANs, declared states, reserved ranges, VLAN 1 exposure, and interface drift before switch change review.

Plan VLAN migration waves from port rows, windows, roles, VLAN lists, risk levels, validation buffers, and rollback checks before switch cutover.

Calculate online VM migration time from memory, disk, bandwidth, dirty rate, compression, and window targets to plan cutovers with clearer downtime risk.

Calculate VPN tunnel capacity from line rate, user demand, packet overhead, MTU, and gateway caps with load curve, spare users, and planning status.

Plan online IPv4 subnet splits with visual ranges, host counts, and exportable tables for clearer VLAN, ACL, and handoff-ready allocation reviews.

Estimate online WAN latency from route distance, fiber speed, hops, queues, jitter, and RTT targets to plan circuits, regions, and app placement.

Check domain registration data online with RDAP-first lookup and WHOIS fallback to review registrar, status, nameservers, and renewal timing before transfers.

Plan Wi-Fi AP channel rotation from band, width, regulatory domain, DFS stance, exclusions, and layout, with reuse pressure and load checks before controller setup.

Generate online WireGuard server and client configs with peer rows, AllowedIPs, DNS, keepalive, validation review, and exports for safer VPN rollout.

Generate online dnsmasq DHCP configurations with scope validation, DNS options, reservations, routes, and PXE lines for safer lab or VLAN rollouts.

Generate online iptables rules for IPv4 or IPv6 with chain, protocol, port, CIDR, conntrack, target, and review output for safer firewall changes.