`mailserver.3fff.co.uk`

	DNSSEC	⚠️ Not signed
	A	2001:41d0:301::28^{🇫🇷 OVH2001:41d0::/32 IPv6}
	A	51.91.236.193^{🇫🇷 OVH51.91.0.0/16}

`3fff.co.uk`

	DNSSEC	⚠️ Not signed
	A	2001:41d0:301::28^{🇫🇷 OVH2001:41d0::/32 IPv6}
	A	51.91.236.193^{🇫🇷 OVH51.91.0.0/16}
	NS	`ns6.srv.host-it.co.uk` ⭐
	NS	`ns4.srv.host-it.co.uk`
	NS	`ns5.srv.host-it.com`
	MX	`d206669.a.ess.uk.barracudanetworks.com` ⭐
	MX	`d206669.b.ess.uk.barracudanetworks.com`⁽²⁰⁾
	TXT	`MS=ms11130998`
	TXT	`v=spf1 a mx include:spf.ess.uk.barracudanetworks.com include:spf.protection.o...`
	TXT	`google-site-verification=J-fSXszIQJt_neyDAcXibdYkR73AXkeW0Gp4kixXmeQ`
	SOA	`ns6.srv.host-it.co.uk`becky@abcmacintosh.com 2024-11-18 #1

Previously MX for

3fff.co.uk

Same first word

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Similar names

DNS History

3 records (2 active, 1 former)

●A2001:41d0:301::282026-04-11 → 2026-04-11 · 2 obs

○ 2017-05-13 14:13:54
● 2026-04-11 23:51:08

●A51.91.236.1932026-04-11 → 2026-04-11 · 2 obs

○ 2017-05-13 14:13:54
● 2026-04-11 23:51:08

○A83.170.124.52017-05-13 → 2017-05-13 · 2 obs

● 2017-05-13 14:13:54
○ 2026-04-11 23:51:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...	-
3fff.co.uk	ns5.srv.host-it.com, ns6.srv.host-it.co.uk, ns4.srv.host-it.co.uk	-

✅ Authoritative Response

Server:80.93.170.54

NS records: ns5.srv.host-it.com, ns6.srv.host-it.co.uk, ns4.srv.host-it.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3fff.co.uk (unsigned zone)

⏱️ Timing

Total: 421ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.91.236.193`
AAAA	1	`2001:41d0:301::28`

Analysis

IP Addresses

mailserver.3fff.co.uk points to two IPs: 2001:41d0:301::28 and 51.91.236.193.

Other host names including 2isd.com, www.easy-devis.fr, agence-erasmus.fr, virgocoin.io and www.cst.fr share IP numbers with mailserver.3fff.co.uk.

mailserver.3fff.co.uk - robtex.com