mailserver.nrcuk.org - robtex.com

mailserver.nrcuk.org

DNSSEC⚠️ Not signed

nrcuk.org

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:326eπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3034::ac43:ccf4πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.50.110Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.204.244πŸ‡ΊπŸ‡Έ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSkirk.ns.cloudflare.com ⭐
NStia.ns.cloudflare.com
TXTgoogle-site-verification=F-w9LQB-RnfVmcZ6WAH9i4s4zfL7PrUsLWqwj15As-s
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.50.110, 172.67.204.244
IPv6 hints2606:4700:3033::6815:326e, 2606:4700:3034::ac43:ccf4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=247, name=cloudflare-ech.com
SOAkirk.ns.cloudflare.comdns@cloudflare.com serial=2406328161
WOT: SAFE (61/100)

Previously MX for

Same first word

Similar names

DNS History

1 record (0 active, 1 former)

20162017201820192020202120222023202420252026A213.171.216.114
β—‹A213.171.216.1142015-06-15 β†’ 2016-11-20 Β· 4 obs
● 2015-06-15 19:55:30
● 2016-11-20 03:36:34
β—‹ 2026-02-25 23:09:58
β—‹ 2026-07-16 00:23:08

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
orgd0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org-
nrcuk.orgtia.ns.cloudflare.com, kirk.ns.cloudflare.com-

βœ… Authoritative Response

Server:173.245.58.229

NS records: tia.ns.cloudflare.com, kirk.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nrcuk.org (unsigned zone)

⏱️ Timing

Total: 832ms | Queries: -

πŸ“„ Records

TypeCountSample Data