`computerbuilders.co.uk`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:10a8^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:d6de^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.16.168^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.214.222^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`miki.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miki.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`miki.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`miki.ns.cloudflare.com`
		A	108.162.192.202^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miki.ns.cloudflare.com`
		A	172.64.32.202^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miki.ns.cloudflare.com`
		A	173.245.58.202^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miki.ns.cloudflare.com`
NS	`rex.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c0d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c30d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:230d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rex.ns.cloudflare.com`
		A	108.162.195.13^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	162.159.44.13^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
		A	172.64.35.13^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rex.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c0d::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dl-in-f27.1e100.net`
		A	142.251.2.26^{🇺🇸 Google142.251.2.0/24}
			PTR	`dl-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:4013:c1e::1a^{🇳🇱 Google2a00:1450:4013::/48}
			PTR	`yugrqzs-in-f26.1e100.net`
		A	192.178.213.27^{🇺🇸 Google192.178.213.0/24}
			PTR	`yugrqzs-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.26^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.26^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f26.1e100.net`
TXT	`v=spf1 ip4:83.217.167.100 ip4:193.35.59.67 +a +mx +ip4:193.35.59.69 include:r...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.16.168, 172.67.214.222
		IPv6 hints	2606:4700:3033::6815:10a8, 2606:4700:3035::ac43:d6de
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=8, name=cloudflare-ech.com
SOA	`miki.ns.cloudflare.com`dns@cloudflare.com serial=2396842614

`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
	SOA	`dns1.nic.uk`hostmaster@nominet.org.uk serial=1776204996

rank #174325 globally
rank #14731 in the tld
WOT: SAFE (74/100)

Same first word

computerbuilders.co.uk

DNS History

21 records (11 active, 10 former)

●NSmiki.ns.cloudflare.com2026-03-18 → 2026-04-14 · 3 obs

○ 2020-01-25 08:04:30
● 2026-03-18 18:43:16
● 2026-04-14 22:28:14

○NSns1.apps-vps.co.uk2020-01-25 → 2020-01-25 · 4 obs

○ 2017-03-16 18:01:50
● 2020-01-25 08:04:30
○ 2026-03-18 18:43:16
○ 2026-04-14 22:28:14

○NSns1.mr04.mycpanelcloud.co.uk2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:01:50
○ 2020-01-25 08:04:30
○ 2026-04-14 22:28:14

○NSns2.apps-vps.co.uk2020-01-25 → 2020-01-25 · 4 obs

○ 2017-03-16 18:01:50
● 2020-01-25 08:04:30
○ 2026-03-18 18:43:16
○ 2026-04-14 22:28:14

○NSns2.mr04.mycpanelcloud.co.uk2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:01:50
○ 2020-01-25 08:04:30
○ 2026-04-14 22:28:14

○NSns3.apps4education.co.uk2026-03-18 → 2026-04-14 · 2 obs

○ 2026-03-18 18:43:16
○ 2026-04-14 22:28:14

○NSns4.apps4education.co.uk2026-03-18 → 2026-04-14 · 2 obs

○ 2026-03-18 18:43:16
○ 2026-04-14 22:28:14

●NSrex.ns.cloudflare.com2026-03-18 → 2026-04-14 · 3 obs

○ 2020-01-25 08:04:30
● 2026-03-18 18:43:16
● 2026-04-14 22:28:14

●MXalt1.aspmx.l.google.com2017-03-16 → 2026-04-14 · 2 obs

● 2017-03-16 18:01:50
● 2026-04-14 22:28:14

●MXalt2.aspmx.l.google.com2017-03-16 → 2026-04-14 · 2 obs

● 2017-03-16 18:01:50
● 2026-04-14 22:28:14

●MXalt3.aspmx.l.google.com2017-03-16 → 2026-04-14 · 2 obs

● 2017-03-16 18:01:50
● 2026-04-14 22:28:14

●MXalt4.aspmx.l.google.com2017-03-16 → 2026-04-14 · 2 obs

● 2017-03-16 18:01:50
● 2026-04-14 22:28:14

●MXaspmx.l.google.com2017-03-16 → 2026-04-14 · 2 obs

● 2017-03-16 18:01:50
● 2026-04-14 22:28:14

●A104.21.16.1682026-03-18 → 2026-04-14 · 3 obs

○ 2020-01-25 08:04:30
● 2026-03-18 18:43:16
● 2026-04-14 22:28:14

○A109.203.100.1882020-01-25 → 2020-01-25 · 4 obs

○ 2017-03-16 18:01:50
● 2020-01-25 08:04:30
○ 2026-03-18 18:43:16
○ 2026-04-14 22:28:14

●A172.67.214.2222026-03-18 → 2026-04-14 · 3 obs

○ 2020-01-25 08:04:30
● 2026-03-18 18:43:16
● 2026-04-14 22:28:14

○A185.116.212.192017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:01:50
○ 2020-01-25 08:04:30
○ 2026-04-14 22:28:14

○A193.35.59.672026-03-18 → 2026-04-14 · 2 obs

○ 2026-03-18 18:43:16
○ 2026-04-14 22:28:14

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 00:04:08
● 2026-03-22 03:25:28
○ 2026-04-04 00:33:12
○ 2026-04-14 22:28:14

●A2606:4700:3033::6815:10a82026-03-18 → 2026-04-14 · 6 obs

○ 2020-01-25 08:04:30
● 2026-03-18 18:43:16
● 2026-03-22 00:04:08
○ 2026-03-22 03:25:28
● 2026-04-04 00:33:12
● 2026-04-14 22:28:14

●A2606:4700:3035::ac43:d6de2026-03-18 → 2026-04-14 · 6 obs

○ 2020-01-25 08:04:30
● 2026-03-18 18:43:16
● 2026-03-22 00:04:08
○ 2026-03-22 03:25:28
● 2026-04-04 00:33:12
● 2026-04-14 22:28:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...	-
computerbuilders.co.uk	miki.ns.cloudflare.com, rex.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.13

NS records: miki.ns.cloudflare.com, rex.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 691ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.214.222, 104.21.16.168`
AAAA	2	`2606:4700:3033::6815:10a8, 2606:4700:3035::ac43:d6de`
NS	2	`miki.ns.cloudflare.com, rex.ns.cloudflare.com`
MX	5	`ASPMX.L.GOOGLE.COM (pri: 1), ALT3.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	1	`v=spf1 ip4:83.217.167.100 ip4:193.35.59.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`miki.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

Four IP numbers are pointed to by computerbuilders.co.uk: 2606:4700:3033::6815:10a8, 2606:4700:3035::ac43:d6de, 104.21.16.168 and 172.67.214.222.

other host names including freeoops.net, dsn166.com, osp.bestlink.cloud, bigbasssplashslot.net and ns.gabia.co.kr.ho369.com share IP numbers with computerbuilders.co.uk.

Name Servers

computerbuilders.co.uk is delegated to two name servers miki.ns.cloudflare.com and rex.ns.cloudflare.com.

computerbuilders.co.uk shares the same name server setup as other domains, for instance trafik.me, verkaufstraining-vertriebsberatung.de, dagbladet.tv, warum.at and apps4education.co.uk.

computerbuilders.co.uk at least partially shares name servers with other domains, for instance shjmgg.com, readingfriends.org.uk, xmagnetic.app, orhankurulan.com.tr and jeanlaunay.com.

these name servers are often used together with heather.ns.cloudflare.com, austin.ns.cloudflare.com, chloe.ns.cloudflare.com and iris.ns.cloudflare.com.

Host names with six IP numbers:

Host name miki.ns.cloudflare.com points to: 2606:4700:50::adf5:3aca, 2803:f800:50::6ca2:c0ca, 2a06:98c1:50::ac40:20ca, 108.162.192.202, 172.64.32.202 and 173.245.58.202.

Host name rex.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0d, 2803:f800:50::6ca2:c30d, 2a06:98c1:50::ac40:230d, 108.162.195.13, 162.159.44.13 and 172.64.35.13.

Mail Servers

computerbuilders.co.uk is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

computerbuilders.co.uk shares some mail servers with other domains, at least partially, for instance urbafront.com, ns500699.ns500699.ns500734.ns500699.ns500699.ns500693.ns500693.ns500734.ns500734.ns500683.ns500699.ns500693.ns500683.dtrkdll.com, ns500671.ns500754.ns500731.ns500731.ns500688.ns500688.ns500704.ns500705.ns500678.ns500649.ns500291.ns500649.ns500142.lusty(0x736c7574)z.com, ns500758.ns500759.ns500759.ns500736.ns500735.ns500735.ns500736.ns500708.ns500708.ns500698.ns500736.ns500698.ns500576.ns500619.ns500698.trackreceptor.com and ns500599.ns500737.ns500737.ns500737.ns500724.ns500599.ns500599.ns500599.ns500599.ns500583.ns500697.ns500583.ns500599.ns500669.www.yummyflingsfinder.com.

These mail servers are commonly used alongside aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4023:c0d::1b and 142.251.2.26

alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1b and 108.177.123.26

alt2.aspmx.l.google.com points to 2a00:1450:4013:c1e::1a and 192.178.213.27

alt3.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.26

alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.26

computerbuilders.co.uk - robtex.com