815 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
CNAME record of portal.<domain>: looks up the portal host under the domain you give (CNAME via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like portal withou...
TXT record of portal.<domain>: looks up the portal host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like portal without en...
AAAA record of autodiscover.<domain>: looks up the autodiscover host under the domain you give (AAAA via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like aut...
CNAME record of autodiscover.<domain>: looks up the autodiscover host under the domain you give (CNAME via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like a...
TXT record of autodiscover.<domain>: looks up the autodiscover host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like autod...
A record of autoconfig.<domain>: looks up the autoconfig host under the domain you give (A via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like autoconfig wi...
AAAA record of autoconfig.<domain>: looks up the autoconfig host under the domain you give (AAAA via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like autocon...
CNAME record of autoconfig.<domain>: looks up the autoconfig host under the domain you give (CNAME via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like autoc...
TXT record of autoconfig.<domain>: looks up the autoconfig host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like autoconfi...
A record of webmail.<domain>: looks up the webmail host under the domain you give (A via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like webmail without enu...
AAAA record of webmail.<domain>: looks up the webmail host under the domain you give (AAAA via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like webmail witho...
CNAME record of webmail.<domain>: looks up the webmail host under the domain you give (CNAME via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like webmail wit...
TXT record of webmail.<domain>: looks up the webmail host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like webmail without...
A record of owa.<domain>: looks up the owa host under the domain you give (A via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like owa without enumerating sub...
AAAA record of owa.<domain>: looks up the owa host under the domain you give (AAAA via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like owa without enumerati...
CNAME record of owa.<domain>: looks up the owa host under the domain you give (CNAME via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like owa without enumera...
TXT record of owa.<domain>: looks up the owa host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like owa without enumerating...
A record of ns1.<domain>: looks up the ns1 host under the domain you give (A via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like ns1 without enumerating sub...
AAAA record of ns1.<domain>: looks up the ns1 host under the domain you give (AAAA via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like ns1 without enumerati...
CNAME record of ns1.<domain>: looks up the ns1 host under the domain you give (CNAME via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like ns1 without enumera...
TXT record of ns1.<domain>: looks up the ns1 host under the domain you give (TXT via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like ns1 without enumerating...
A record of ns2.<domain>: looks up the ns2 host under the domain you give (A via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like ns2 without enumerating sub...
AAAA record of ns2.<domain>: looks up the ns2 host under the domain you give (AAAA via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like ns2 without enumerati...
Is TCP port 53 (DNS) open on a host? Attempts a connection from Cloudflare's edge and reports open/closed/filtered with the connect time; Cloudflare-fronted hosts are reported as inconclusive because their edge answers f...