itdev.co.uk - dns.ninja

`itdev.co.uk`

DNSSEC	⚠️ Not signed
A	89.21.227.137^{🇬🇧 VOSTRON-AS89.21.224.0/19 VOSTRON-ROUTE}
		PTR	`itdev.co.uk`
NS	`ns0.zen.co.uk` ⭐
		A	2a02:8010:7:1::53^{🇬🇧 ZEN-AS2a02:8010::/29 Zen Internet Ltd}
			PTR	`ns0.zen.co.uk`
		A	212.23.8.1^{🇬🇧 ZEN-AS212.23.0.0/19 Zen Internet Ltd}
			PTR	`ns0.zen.co.uk`
NS	`ns1.zen.co.uk`
		A	2a02:8010:2:8::53^{🇬🇧 ZEN-AS2a02:8010::/29 Zen Internet Ltd}
			PTR	`ns1.zen.co.uk`
		A	212.23.3.1^{🇬🇧 ZEN-AS212.23.0.0/19 Zen Internet Ltd}
			PTR	`ns1.zen.co.uk`
MX	`itdev-co-uk.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::5^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00205.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::f^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00507.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.73.2^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr07cu00302.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
		A	52.101.73.11^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:89.21.227.133 include:spf.protection.outlook.com include:servers.m...`
SOA	`ns0.zen.co.uk`netman@zen.co.uk 2016-12-16 #20

`co.uk`

	DNSSEC	⚠️ Not signed
	NS	`dns1.nic.uk` ⭐ ⚠️ Not in parent delegation
	NS	`dns2.nic.uk` ⚠️ Not in parent delegation
	NS	`dns3.nic.uk` ⚠️ Not in parent delegation
	NS	`dns4.nic.uk` ⚠️ Not in parent delegation
	NS	`nsa.nic.uk` ⚠️ Not in parent delegation
	NS	`nsb.nic.uk` ⚠️ Not in parent delegation
	NS	`nsc.nic.uk` ⚠️ Not in parent delegation
	NS	`nsd.nic.uk` ⚠️ Not in parent delegation
	TXT	`#Timestamp: 1786512900`
	SOA	`dns1.nic.uk`hostmaster@nominet.org.uk serial=1786512967

WOT: SAFE (68/100)
rank #118194 globally
rank #3579 in the tld
WOT: SAFE (74/100)

PTR for

137.227.21.89.in-addr.arpa

Subdomains

www.itdev.co.uk

Same first word

itdev.us

itdev.ca

itdev.eu

itdev.cloud

itdev.life

itdev.be

itdev.su

itdev.app

itdev.nl

itdev.co.uk

itdev.se

itdev.es

itdev.gr

itdev.org.ua

itdev.co.za

itdev.fr

itdev.net

itdev.co.mz

itdev.info

itdev.co

itdev.fun

itdev.de

itdev.com

itdev.com.pl

itdev.cn

itdev.ch

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edivt.edu.cn

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devit.xyz

dtive.com

tidev.net

devit.gr

vietd.info

devit.se

itved.com

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devit.com.au

veidt.com

tevid.org

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DNS History

6 records (4 active, 2 former)

●NSns0.zen.co.uk2015-08-01 → 2026-08-12 · 2 obs

● 2015-08-01 03:44:22
● 2026-08-12 06:19:54

●NSns1.zen.co.uk2015-08-01 → 2026-08-12 · 2 obs

● 2015-08-01 03:44:22
● 2026-08-12 06:19:54

○NSunamuno.zen.co.uk2015-08-01 → 2017-10-12 · 4 obs

● 2015-08-01 03:44:22
● 2017-10-12 22:51:30
○ 2026-03-19 08:24:50
○ 2026-08-12 06:19:54

●MXitdev-co-uk.mail.protection.outlook.com2017-10-12 → 2026-08-12 · 3 obs

○ 2016-07-08 12:13:38
● 2017-10-12 22:51:30
● 2026-08-12 06:19:54

○MXmailcluster.zen.co.uk2015-08-01 → 2016-07-08 · 4 obs

● 2015-08-01 03:44:22
● 2016-07-08 12:13:38
○ 2017-10-12 22:51:30
○ 2026-08-12 06:19:54

●A89.21.227.1372015-08-01 → 2026-08-12 · 2 obs

● 2015-08-01 03:44:22
● 2026-08-12 06:19:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	dns1.nic.uk, nsb.nic.uk, dns3.nic.uk, nsa.nic.uk...	-
itdev.co.uk	ns0.zen.co.uk, ns1.zen.co.uk	2 records

✅ Authoritative Response

Server:212.23.8.1

NS records: ns0.zen.co.uk, ns1.zen.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 349ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.21.227.137`
NS	2	`ns1.zen.co.uk, ns0.zen.co.uk`
MX	1	`itdev-co-uk.mail.protection.outlook.com`
TXT	1	`v=spf1 ip4:89.21.227.133 include:spf.pro`
SOA	1	`ns0.zen.co.uk netman.zen.co.uk`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns0.zen.co.uk, ns1.zen.co.uk)

Analysis

Hierarchy

itdev.co.uk is a parent domain of www.itdev.co.uk.

IP Addresses

itdev.co.uk points to a single IP number: 89.21.227.137.

Name Servers

itdev.co.uk uses two name servers for its delegation: ns0.zen.co.uk and ns1.zen.co.uk.

itdev.co.uk shares its name server setup with other domains, including dpstech.mobi, duclicsic.com, immunocore.net and two others.

itdev.co.uk shares at least some of its name servers with other domains, including akandas.com, enfields.net, montroseport.com and two others.

These name servers are frequently seen alongside the name servers unamuno.zen.co.uk.

The two host names ns0.zen.co.uk and ns1.zen.co.uk each have a pair of IP addresses: ns0.zen.co.uk has 212.23.8.1 and 2a02:8010:7:1::53, and ns1.zen.co.uk has 212.23.3.1 and 2a02:8010:2:8::53.

Mail Servers

itdev.co.uk has one mail server: itdev-co-uk.mail.protection.outlook.com.

itdev-co-uk.mail.protection.outlook.com points to 8 IP numbers: 52.101.73.2, 52.101.73.8, 52.101.73.11 and 5 other.