`thinkbiology.com`

DNSSEC	⚠️ Not signed
NS	`ns1.livedns.co.uk` ⭐
		A	2001:8d8:fe:53:fa::1^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1.slndns.co.uk`
		A	217.160.81.244^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1.livedns.co.uk`
NS	`ns2.livedns.co.uk`
		A	2001:8d8:fe:53:fa::2^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns2.slndns.co.uk`
		A	217.160.82.244^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns2.livedns.co.uk`
NS	`ns3.livedns.co.uk`
		A	2607:f1c0:fe:53:185:132:35:244^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns3.livedns.co.uk`
		A	185.132.35.244^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns3.livedns.co.uk`
MX	`mailserver.livemail.co.uk` ⭐
		A	212.227.24.137^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mailserver.livemail.co.uk`
TXT	`v=spf1 mx a include:_spf.livemail.co.uk ~all`
SOA	`ns1.livedns.co.uk`admin@thinkbiology.com serial=1563391395

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776025427

Subdomains

mailserver.thinkbiology.com

DNS History

6 records (4 active, 2 former)

●NSns1.livedns.co.uk2015-08-17 → 2026-04-12 · 2 obs

● 2015-08-17 04:45:42
● 2026-04-12 20:28:52

●NSns2.livedns.co.uk2015-08-17 → 2026-04-12 · 2 obs

● 2015-08-17 04:45:42
● 2026-04-12 20:28:52

●NSns3.livedns.co.uk2015-08-17 → 2026-04-12 · 2 obs

● 2015-08-17 04:45:42
● 2026-04-12 20:28:52

●MXmailserver.livemail.co.uk2026-04-12 → 2026-04-12 · 2 obs

○ 2020-03-01 03:30:46
● 2026-04-12 20:28:52

○MXmailserver.thinkbiology.com2015-08-17 → 2020-03-01 · 3 obs

● 2015-08-17 04:45:42
● 2020-03-01 03:30:46
○ 2026-04-12 20:28:52

○A88.208.252.92015-08-17 → 2020-03-01 · 3 obs

● 2015-08-17 04:45:42
● 2020-03-01 03:30:46
○ 2026-04-12 20:28:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
thinkbiology.com	ns1.livedns.co.uk, ns2.livedns.co.uk, ns3.livedns.co.uk	-

✅ Authoritative Response

Server:185.132.35.244

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkbiology.com (unsigned zone)

⏱️ Timing

Total: 511ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns3.livedns.co.uk, ns1.livedns.co.uk...`
MX	1	`mailserver.livemail.co.uk (pri: 10)`
TXT	1	`v=spf1 mx a include:_spf.livemail.co.uk`
SOA	1	`ns1.livedns.co.uk admin.thinkbiology.com`

Analysis

Hierarchy

The parent of mailserver.thinkbiology.com is thinkbiology.com.

Name Servers

thinkbiology.com is delegated to three name servers: ns1.livedns.co.uk, ns2.livedns.co.uk and ns3.livedns.co.uk.

thinkbiology.com at least partially shares name servers with other domains, for example ddltd.co.uk, motorbroker.net, sunriseradio.org, rsmtlondon.co.uk and cvcentre.org.

These name servers are often used together with ns1.fast-hosts.org and ns2.fast-hosts.org.

Host names with two IP numbers:

ns1.livedns.co.uk points to 2001:8d8:fe:53:fa::1 and 217.160.81.244

ns2.livedns.co.uk points to 2001:8d8:fe:53:fa::2 and 217.160.82.244

ns3.livedns.co.uk points to 2607:f1c0:fe:53:185:132:35:244 and 185.132.35.244

Mail Servers

The mailserver.livemail.co.uk mail server handles thinkbiology.com.

thinkbiology.com shares the same mail server setup as other domains, including gjmarshall.com, rideanddrop.com, foxes-r-us.co.uk, jomango.net and martron.co.uk.

thinkbiology.com shares at least some mail servers with other domains, for example fastlinetraining.co.uk and mountfieldslodge.leics.sch.uk.

mailserver.livemail.co.uk points to a single IP number: 212.227.24.137.

thinkbiology.com - robtex.com