mailserver.sis-admin.co.uk - robtex.com

mailserver.sis-admin.co.uk

DNSSEC⚠️ Not signed
A213.171.216.40🇬🇧 IONOS-AS213.171.192.0/19 Fasthosts Internet Ltd

sis-admin.co.uk

DNSSEC⚠️ Not signed
A88.208.252.129🇬🇧 IONOS-AS88.208.192.0/18 Fasthosts Internet Ltd
NSns1.livedns.co.uk ⭐
NSns2.livedns.co.uk
NSns3.livedns.co.uk
MXmailserver.sis-admin.co.uk ⭐
TXTv=spf1 include:spf.mandrillapp.com ?all
SOAns1.livedns.co.ukadmin@sis-admin.co.uk serial=1572575008

MX for

sis-admin.co.uk

Same first word

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DNS History

1 record (1 active, 0 former)

A213.171.216.40
●A213.171.216.402026-08-09 → 2026-08-13 · 2 obs
● 2026-08-09 06:37:12
● 2026-08-13 22:14:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
uknsc.nic.uk, dns2.nic.uk, dns1.nic.uk, nsa.nic.uk...-
sis-admin.co.ukns1.livedns.co.uk, ns2.livedns.co.uk, ns3.livedns.co.uk6 records

✅ Authoritative Response

Server:217.160.82.244

NS records: ns1.livedns.co.uk, ns2.livedns.co.uk, ns3.livedns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sis-admin.co.uk (unsigned zone)

⏱️ Timing

Total: 324ms | Queries: -

📄 Records

TypeCountSample Data
A1213.171.216.40

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.livedns.co.uk, ns2.livedns.co.uk, ns3.livedns.co.uk...)

Analysis

Mail Server Role

Mail for sis-admin.co.uk is routed through the mail server mailserver.sis-admin.co.uk.

IP Addresses

mailserver.sis-admin.co.uk has exactly one IP address — 213.171.216.40.

mailserver.accessnichecks.com, mailserver.lombo.eu, mailserver.cantabile.com plus two other host names have IP numbers in common with mailserver.sis-admin.co.uk.