`builderlist.co.uk`

DNSSEC	⚠️ Not signed
A	44.227.65.245^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
		PTR	`ec2-44-227-65-245.us-west-2.compute.amazonaws.com`
A	44.227.76.166^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
NS	`curitiba.ns.porkbun.com` ⭐
		A	2400:cb00:2049:1::adf5:3a25^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	173.245.58.37^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-173-245-58-37.defastlink.net`
NS	`fortaleza.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:88c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.140^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-8-140.defastlink.net`
NS	`maceio.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:bb4^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.11.180^{Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-11-180.defastlink.net`
NS	`salvador.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:a96^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.150^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-10-150.defastlink.net`
SOA	`curitiba.ns.porkbun.com`dns@cloudflare.com serial=2352337384

`co.uk`

	DNSSEC	🔒 Signed (DS record present)
	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 🔒
	SOA	`dns1.nic.uk`hostmaster@nominet.org.uk serial=1771292341

rank #160461 globally
rank #10211 in the tld
WOT: SAFE (74/100)

Similar names

listbuilder.io

listbuilder.com

DNS History

20 records (6 active, 14 former)

●NScuritiba.ns.porkbun.com2026-03-14 → 2026-03-14 · 2 obs

○ 2018-07-31 09:21:24
● 2026-03-14 05:13:26

○NSdns1.ntchosting.com2018-07-31 → 2018-07-31 · 3 obs

○ 2016-12-31 16:24:18
● 2018-07-31 09:21:24
○ 2026-03-14 05:13:26

○NSdns2.ntchosting.com2018-07-31 → 2018-07-31 · 3 obs

○ 2016-12-31 16:24:18
● 2018-07-31 09:21:24
○ 2026-03-14 05:13:26

○NSdns3.ntchosting.com2018-07-31 → 2018-07-31 · 3 obs

○ 2016-12-31 16:24:18
● 2018-07-31 09:21:24
○ 2026-03-14 05:13:26

○NSdns4.ntchosting.com2018-07-31 → 2018-07-31 · 3 obs

○ 2016-12-31 16:24:18
● 2018-07-31 09:21:24
○ 2026-03-14 05:13:26

●NSfortaleza.ns.porkbun.com2026-03-14 → 2026-03-14 · 2 obs

○ 2018-07-31 09:21:24
● 2026-03-14 05:13:26

●NSmaceio.ns.porkbun.com2026-03-14 → 2026-03-14 · 2 obs

○ 2018-07-31 09:21:24
● 2026-03-14 05:13:26

○NSns1.3v0.net2015-06-09 → 2016-04-15 · 4 obs

● 2015-06-09 19:57:04
● 2016-04-15 00:28:12
○ 2016-12-31 16:24:18
○ 2026-03-14 05:13:26

○NSns2.3v0.net2015-06-09 → 2016-04-15 · 4 obs

● 2015-06-09 19:57:04
● 2016-04-15 00:28:12
○ 2016-12-31 16:24:18
○ 2026-03-14 05:13:26

○NSns3.3v0.net2015-06-09 → 2016-04-15 · 4 obs

● 2015-06-09 19:57:04
● 2016-04-15 00:28:12
○ 2016-12-31 16:24:18
○ 2026-03-14 05:13:26

○NSns4.3v0.net2015-06-09 → 2016-04-15 · 4 obs

● 2015-06-09 19:57:04
● 2016-04-15 00:28:12
○ 2016-12-31 16:24:18
○ 2026-03-14 05:13:26

●NSsalvador.ns.porkbun.com2026-03-14 → 2026-03-14 · 2 obs

○ 2018-07-31 09:21:24
● 2026-03-14 05:13:26

○MXbuilderlist.co.uk2015-06-09 → 2016-04-15 · 4 obs

● 2015-06-09 19:57:04
● 2016-04-15 00:28:12
○ 2016-12-31 16:24:18
○ 2026-03-14 05:13:26

○MXmx1.ntchosting.com2018-07-31 → 2018-07-31 · 3 obs

○ 2016-12-31 16:24:18
● 2018-07-31 09:21:24
○ 2026-03-14 05:13:26

○MXmx2.ntchosting.com2018-07-31 → 2018-07-31 · 3 obs

○ 2016-12-31 16:24:18
● 2018-07-31 09:21:24
○ 2026-03-14 05:13:26

○A185.11.240.1992015-10-31 → 2016-04-15 · 5 obs

○ 2015-06-09 19:57:04
● 2015-10-31 06:59:44
● 2016-04-15 00:28:12
○ 2016-12-31 16:24:18
○ 2026-03-14 05:13:26

●A44.227.65.2452026-03-14 → 2026-03-14 · 2 obs

○ 2018-07-31 09:21:24
● 2026-03-14 05:13:26

●A44.227.76.1662026-03-14 → 2026-03-14 · 2 obs

○ 2018-07-31 09:21:24
● 2026-03-14 05:13:26

○A46.249.199.332018-07-31 → 2018-07-31 · 3 obs

○ 2016-12-31 16:24:18
● 2018-07-31 09:21:24
○ 2026-03-14 05:13:26

○A46.249.202.2402015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 19:57:04
○ 2015-10-31 06:59:44
○ 2026-03-14 05:13:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	dns4.nic.uk, dns2.nic.uk, nsa.nic.uk, nsb.nic.uk...	-
builderlist.co.uk	maceio.ns.porkbun.com, curitiba.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com	-

✅ Authoritative Response

Server: 162.159.8.140

NS records: maceio.ns.porkbun.com, curitiba.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 628ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`44.227.76.166, 44.227.65.245`
NS	4	`curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...`
SOA	1	`curitiba.ns.porkbun.com dns.cloudflare.c`

Analysis

IP Addresses

builderlist.co.uk resolves to two IP numbers: 44.227.65.245 and 44.227.76.166.

other host names including 18placevendome.com, its.fish, cmmhospitality.com, gamespare.com and scrubclubco.com share IP numbers with builderlist.co.uk.

Name Servers

builderlist.co.uk is delegated to four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

builderlist.co.uk at least partially shares name servers with other domains, for instance martian.technology, merrylue.com, nelamail.com, 315e21stst.com and almalaz.org.

Host names with two IP numbers:

curitiba.ns.porkbun.com points to 2400:cb00:2049:1::adf5:3a25 and 173.245.58.37; fortaleza.ns.porkbun.com points to 2400:cb00:2049:1::a29f:88c and 162.159.8.140; maceio.ns.porkbun.com points to 2400:cb00:2049:1::a29f:bb4 and 162.159.11.180; salvador.ns.porkbun.com points to 2400:cb00:2049:1::a29f:a96 and 162.159.10.150.

builderlist.co.uk - robtex.com