mail.columnview.co.uk - robtex.com

mail.columnview.co.uk

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:b5c2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:23f8🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.35.248Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.194🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.35.248, 172.67.181.194
IPv6 hints2606:4700:3031::ac43:b5c2, 2606:4700:3036::6815:23f8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=204, name=cloudflare-ech.com

columnview.co.uk

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:b5c2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:23f8🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.35.248Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.194🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalberto.ns.cloudflare.com ⭐
NSdana.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.35.248, 172.67.181.194
IPv6 hints2606:4700:3031::ac43:b5c2, 2606:4700:3036::6815:23f8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=204, name=cloudflare-ech.com
SOAalberto.ns.cloudflare.comdns@cloudflare.com serial=2401738944
rank #184585 globally
rank #16173 in the tld
📈 Tranco rank: #963,139

Previously MX for

mailserver.columnview.co.uk
columnview.co.uk

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DNS History

5 records (4 active, 1 former)

201820192020202120222023202420252026A104.21.35.248172.67.181.1942606:4700:3031::ac43:b5c22606:4700:3036::6815:23f879.170.40.169
●A104.21.35.2482026-05-13 → 2026-05-13 · 2 obs
○ 2017-03-09 06:34:30
● 2026-05-13 10:01:46
●A172.67.181.1942026-05-13 → 2026-05-13 · 2 obs
○ 2017-03-09 06:34:30
● 2026-05-13 10:01:46
●A2606:4700:3031::ac43:b5c22026-05-13 → 2026-05-13 · 2 obs
○ 2017-03-09 06:34:30
● 2026-05-13 10:01:46
●A2606:4700:3036::6815:23f82026-05-13 → 2026-05-13 · 2 obs
○ 2017-03-09 06:34:30
● 2026-05-13 10:01:46
○A79.170.40.1692017-03-09 → 2017-03-09 · 2 obs
● 2017-03-09 06:34:30
○ 2026-05-13 10:01:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsc.nic.uk, dns1.nic.uk, dns3.nic.uk, dns4.nic.uk...-
columnview.co.ukdana.ns.cloudflare.com, alberto.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.105

NS records: dana.ns.cloudflare.com, alberto.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for columnview.co.uk (unsigned zone)

⏱️ Timing

Total: 160ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.35.248, 172.67.181.194
AAAA22606:4700:3031::ac43:b5c2, 2606:4700:3036::6815:23f8
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.columnview.co.uk resolves to four IP numbers: 2606:4700:3031::ac43:b5c2, 2606:4700:3036::6815:23f8, 104.21.35.248 and 172.67.181.194.

Other host names such as aldaghfaq.com, www.footankleaz.com, hostmaster.stmusic.org, glors.ru and 51wrm.cc share IPs with mail.columnview.co.uk.