mail.prosyscomputing.co.uk - dns.ninja

mail.prosyscomputing.co.uk

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:cbe1🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:4d1b🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.77.27Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.203.225🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.77.27, 172.67.203.225
IPv6 hints2606:4700:3030::ac43:cbe1, 2606:4700:3032::6815:4d1b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=230, name=cloudflare-ech.com

prosyscomputing.co.uk

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:cbe1🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:4d1b🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.77.27Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.203.225🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSclara.ns.cloudflare.com ⭐
NSian.ns.cloudflare.com
MXprosyscomputing-co-uk.mail.protection.outlook.com ⭐
TXTMS=ms18592305
TXTep9fbp5vjc9nqjcjctspapb3nm
TXTgoogle-site- verification=zMWUHqxi8fUItyIGgIkB2_0r2Z9t7W5wxHnfaTIlRJQ
TXTv=spf1 ip4:62.6.188.250 ip4:178.62.52.142 include:spf.protection.outlook.com ...
TXTxHSCy5X
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.77.27, 172.67.203.225
IPv6 hints2606:4700:3030::ac43:cbe1, 2606:4700:3032::6815:4d1b
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=230, name=cloudflare-ech.com
SOAclara.ns.cloudflare.comdns@cloudflare.com serial=2407981051

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DNS History

8 records (4 active, 4 former)

A104.21.77.27172.67.203.2252606:4700:3030::ac43:cbe12606:4700:3032::6815:4d1b188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●A104.21.77.272026-04-23 → 2026-06-30 · 3 obs
○ 2026-02-16 22:56:08
● 2026-04-23 14:23:14
● 2026-06-30 18:46:56
●A172.67.203.2252026-04-23 → 2026-06-30 · 3 obs
○ 2026-02-16 22:56:08
● 2026-04-23 14:23:14
● 2026-06-30 18:46:56
○A188.114.96.02026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 22:56:08
○ 2026-04-23 14:23:14
○ 2026-06-30 18:46:56
○A188.114.97.02026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 22:56:08
○ 2026-04-23 14:23:14
○ 2026-06-30 18:46:56
●A2606:4700:3030::ac43:cbe12026-04-23 → 2026-06-30 · 3 obs
○ 2026-02-16 22:56:08
● 2026-04-23 14:23:14
● 2026-06-30 18:46:56
●A2606:4700:3032::6815:4d1b2026-04-23 → 2026-06-30 · 3 obs
○ 2026-02-16 22:56:08
● 2026-04-23 14:23:14
● 2026-06-30 18:46:56
○A2a06:98c1:3120::2026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 22:56:08
○ 2026-04-23 14:23:14
○ 2026-06-30 18:46:56
○A2a06:98c1:3121::2026-02-16 → 2026-02-16 · 3 obs
● 2026-02-16 22:56:08
○ 2026-04-23 14:23:14
○ 2026-06-30 18:46:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...-
prosyscomputing.co.ukian.ns.cloudflare.com, clara.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.118

NS records: ian.ns.cloudflare.com, clara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 379ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.203.225, 104.21.77.27
AAAA22606:4700:3030::ac43:cbe1, 2606:4700:3032::6815:4d1b
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.prosyscomputing.co.uk points to the four IP addresses 104.21.77.27, 172.67.203.225, 2606:4700:3030::ac43:cbe1 and 2606:4700:3032::6815:4d1b.

www.livehdtv.net, account-icloud.com, plhaichuan.com plus two other host names have IP numbers in common with mail.prosyscomputing.co.uk.