webservers

MCP tool from Nslookup MCP by NsLookup-io

Get IPv4 and IPv6 addresses for a domain

How to use it

webservers is exposed by the Nslookup MCP MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), and the webservers tool becomes available to the model automatically. See the full listing for setup details and every tool this server provides.

Install Nslookup MCP

$claude mcp add --transport http nslookup https://mcp.nslookup.io/mcp

FULL NSLOOKUP MCP LISTING

Other tools in Nslookup MCP (22)

bimi_check

Check only the BIMI DNS record (faster — skips the VMC certificate fetch)

bimi_vmc

Check BIMI record and VMC (Verified Mark Certificate) — logo URL, trademark info, certificate expiry

dns_change_review

Review proposed DNS changes before applying them: diff vs current DNS, rule-based findings with fixes, and a 0–100 risk score

dns_health

Run a DNS health audit (39 checks across DNSSEC, MX, hygiene, TTL, nameservers, CAA, operational maturity) with severity-weighted scoring

dns_lookup

Look up all common DNS records (A, AAAA, NS, MX, TXT, CNAME, SOA) for a domain

dns_propagation

Check DNS propagation across 18+ global servers (Cloudflare, Google, Quad9, regional, authoritative)

dns_record

Look up a specific DNS record type — supports all 53 types (HTTPS, DNSKEY, TLSA, SPF, etc.)

domain_scanner

Scan a domain's email security posture (SPF, DKIM, DMARC, BIMI) with per-indicator scores

geo_checker

Check a domain's GEO (Generative Engine Optimization) score — AI crawler access, structured data, entity signals, content extractability, and prioritized recommendations

hosting_report

Who hosts a website: hosting provider, CDN/proxy, DNS provider, mail servers, server location, SSL issuer

my_certificates

SSL certificate expiry overview — alert-level counts and certificates sorted by soonest expiry

my_dns_changes

Recent DNS changes on your monitored domains with their risk reviews (0–100 score, severity counts)

my_incidents

Open (or all recent) incidents across all monitoring types, with a per-status/per-source summary

my_monitors

List all your monitors across every type (uptime, API, DNS, WHOIS, propagation, certificates, VMC)

my_overview

Account health snapshot — aggregated 0–100 score with per-subsystem breakdown, plus your limits/quota

my_uptime_history

Uptime + response-time history for one monitor (by id or URL) over a configurable window

rdap_lookup

Registration data (RDAP) for an IP, AS number, or domain — owner org, network range, RIR, contacts, dates

security_scan

Scan a domain for security issues — SPF/DKIM/DMARC, cookie security, DNS misconfigurations

ssl_certificate

Check SSL/TLS certificate — issuer, expiry, chain validity, cipher strength, SAN domains, TLS version

status_page

Read a public status page (by slug or custom domain): overall status, components, active incidents

uptime_check

One-time HTTP uptime check — status, response time, HTTP status code

uptime_check_multi

Check if a site is up from 7 global locations — Amsterdam, Sydney, London, Frankfurt, Delhi, Warsaw, South Carolina