`mailserver.rtc.org.uk`

	DNSSEC	⚠️ Not signed
	A	213.171.216.40^{🇬🇧 IONOS-AS213.171.192.0/19 Fasthosts Internet Ltd}

`rtc.org.uk`

	DNSSEC	⚠️ Not signed
	A	77.68.64.2^{🇬🇧 IONOS-AS77.68.0.0/17 Fasthosts Internet Ltd}
	NS	`ns1.livedns.co.uk` ⭐
	NS	`ns2.livedns.co.uk`
	NS	`ns3.livedns.co.uk` ⚠️ Not in parent delegation
	MX	`mx1-eu.emailsecurity.app` ⭐
	MX	`mx2-eu.emailsecurity.app`⁽²⁰⁾
	TXT	`v=spf1 include:spf1.emailsecurity.app include:spf.protection.outlook.com -all`
	TXT	`ppe-464904b339b449a3b58529c4f199c9dc5b0f5c4c`
	TXT	`google-site-verification=p5XSv0BeMUPVd5br-2CudzaCuSsjtvcaWjCB8AdRM0A`
	TXT	`MS=ms76384901`
	SOA	`ns1.livedns.co.uk`administrator@rtc.org.uk serial=1565713712

WOT: UNKNOWN (61/100)

Previously MX for

rtc.org.uk

Same first word

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Similar names

DNS History

2 records (1 active, 1 former)

○A213.171.216.1142013-04-04 → 2013-04-04 · 3 obs

● 2013-04-04 14:08:26
○ 2016-12-15 18:04:22
○ 2026-03-28 09:20:40

●A213.171.216.402016-12-15 → 2026-03-28 · 3 obs

○ 2013-04-04 14:08:26
● 2016-12-15 18:04:22
● 2026-03-28 09:20:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	dns1.nic.uk, dns3.nic.uk, nsc.nic.uk, nsa.nic.uk...	-
rtc.org.uk	ns1.livedns.co.uk, ns2.livedns.co.uk	-

✅ Authoritative Response

Server:217.160.81.244

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtc.org.uk (unsigned zone)

⏱️ Timing

Total: 293ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.171.216.40`

Analysis

IP Addresses

mailserver.rtc.org.uk points to IP number 213.171.216.40.

For instance, other host names mailserver.usedcarsaleslincolnshire.com, mailserver.clintondaleclass1974.com, mailserver.mainstreamcolour.com, mailserver.cropnorfolk.com and mailserver.juliefriend.net share IP numbers with mailserver.rtc.org.uk.

mailserver.rtc.org.uk - robtex.com