`workingscience.co.uk`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:250a^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:ca2c^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.10^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.202.44^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amir.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amir.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amir.ns.cloudflare.com`
		A	108.162.193.62^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	172.64.33.62^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
		A	173.245.59.62^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amir.ns.cloudflare.com`
NS	`sara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c090^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2090^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sara.ns.cloudflare.com`
		A	108.162.192.144^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	172.64.32.144^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	173.245.58.144^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`ca3-758e59ff50a6466391f3da33ac28652a`
TXT	`google-site-verification=8tdA1InZk7atW8KXRF-_n8x-HXp8AtbJtEEk3HFV1cM`
TXT	`v=spf1 ip4:178.79.190.104 include:spf.antispamcloud.com include:_spf.google.c...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.10, 172.67.202.44
		IPv6 hints	2606:4700:3030::6815:250a, 2606:4700:3030::ac43:ca2c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=10, name=cloudflare-ech.com
SOA	`amir.ns.cloudflare.com`dns@cloudflare.com serial=2411918272

`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: 1786631100`
	SOA	`dns1.nic.uk`hostmaster@nominet.org.uk serial=1786631280

rank #118811 globally
rank #3562 in the tld
WOT: SAFE (74/100)

Same first word

workingscience.co.uk

DNS History

20 records (11 active, 9 former)

●NSamir.ns.cloudflare.com2026-03-27 → 2026-08-13 · 3 obs

○ 2018-12-19 06:34:06
● 2026-03-27 06:24:20
● 2026-08-13 15:11:26

○NSns1.vm11.fcomet.com2018-12-19 → 2018-12-19 · 3 obs

● 2018-12-19 06:34:06
○ 2026-03-27 06:24:20
○ 2026-08-13 15:11:26

○NSns2.vm11.fcomet.com2018-12-19 → 2018-12-19 · 3 obs

● 2018-12-19 06:34:06
○ 2026-03-27 06:24:20
○ 2026-08-13 15:11:26

●NSsara.ns.cloudflare.com2026-03-27 → 2026-08-13 · 3 obs

○ 2018-12-19 06:34:06
● 2026-03-27 06:24:20
● 2026-08-13 15:11:26

●MXalt1.aspmx.l.google.com2018-12-19 → 2026-08-13 · 2 obs

● 2018-12-19 06:34:06
● 2026-08-13 15:11:26

●MXalt2.aspmx.l.google.com2018-12-19 → 2026-08-13 · 2 obs

● 2018-12-19 06:34:06
● 2026-08-13 15:11:26

●MXalt3.aspmx.l.google.com2018-12-19 → 2026-08-13 · 2 obs

● 2018-12-19 06:34:06
● 2026-08-13 15:11:26

●MXalt4.aspmx.l.google.com2018-12-19 → 2026-08-13 · 2 obs

● 2018-12-19 06:34:06
● 2026-08-13 15:11:26

●MXaspmx.l.google.com2018-12-19 → 2026-08-13 · 2 obs

● 2018-12-19 06:34:06
● 2026-08-13 15:11:26

●A104.21.37.102026-03-27 → 2026-08-13 · 6 obs

○ 2018-12-19 06:34:06
● 2026-03-27 06:24:20
○ 2026-03-27 14:50:44
○ 2026-05-11 15:08:30
● 2026-05-20 07:48:12
● 2026-08-13 15:11:26

●A172.67.202.442026-03-27 → 2026-08-13 · 6 obs

○ 2018-12-19 06:34:06
● 2026-03-27 06:24:20
○ 2026-03-27 14:50:44
○ 2026-05-11 15:08:30
● 2026-05-20 07:48:12
● 2026-08-13 15:11:26

○A178.79.160.522018-12-19 → 2018-12-19 · 3 obs

● 2018-12-19 06:34:06
○ 2026-03-27 06:24:20
○ 2026-08-13 15:11:26

○A188.114.96.02026-03-27 → 2026-05-11 · 5 obs

○ 2026-03-27 06:24:20
● 2026-03-27 14:50:44
● 2026-05-11 15:08:30
○ 2026-05-20 07:48:12
○ 2026-08-13 15:11:26

○A188.114.97.02026-03-27 → 2026-05-11 · 5 obs

○ 2026-03-27 06:24:20
● 2026-03-27 14:50:44
● 2026-05-11 15:08:30
○ 2026-05-20 07:48:12
○ 2026-08-13 15:11:26

●A2606:4700:3030::6815:250a2026-07-12 → 2026-08-13 · 3 obs

○ 2026-06-05 11:07:58
● 2026-07-12 06:43:58
● 2026-08-13 15:11:26

●A2606:4700:3030::ac43:ca2c2026-07-12 → 2026-08-13 · 3 obs

○ 2026-06-05 11:07:58
● 2026-07-12 06:43:58
● 2026-08-13 15:11:26

○A2606:4700:3033::6815:250a2026-03-27 → 2026-06-05 · 8 obs

○ 2018-12-19 06:34:06
● 2026-03-27 06:24:20
○ 2026-03-27 14:50:44
○ 2026-05-11 15:08:30
● 2026-05-20 07:48:12
● 2026-06-05 11:07:58
○ 2026-07-12 06:43:58
○ 2026-08-13 15:11:26

○A2606:4700:3034::ac43:ca2c2026-03-27 → 2026-06-05 · 8 obs

○ 2018-12-19 06:34:06
● 2026-03-27 06:24:20
○ 2026-03-27 14:50:44
○ 2026-05-11 15:08:30
● 2026-05-20 07:48:12
● 2026-06-05 11:07:58
○ 2026-07-12 06:43:58
○ 2026-08-13 15:11:26

○A2a06:98c1:3120::2026-03-27 → 2026-05-11 · 5 obs

○ 2026-03-27 06:24:20
● 2026-03-27 14:50:44
● 2026-05-11 15:08:30
○ 2026-05-20 07:48:12
○ 2026-08-13 15:11:26

○A2a06:98c1:3121::2026-03-27 → 2026-05-11 · 5 obs

○ 2026-03-27 06:24:20
● 2026-03-27 14:50:44
● 2026-05-11 15:08:30
○ 2026-05-20 07:48:12
○ 2026-08-13 15:11:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk...	-
workingscience.co.uk	amir.ns.cloudflare.com, sara.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.144

NS records: amir.ns.cloudflare.com, sara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1282ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.37.10, 172.67.202.44`
AAAA	2	`2606:4700:3030::ac43:ca2c, 2606:4700:3030::6815:250a`
NS	2	`amir.ns.cloudflare.com, sara.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`ca3-758e59ff50a6466391f3da33ac28652a, google-site-verification=8tdA1InZk7atW8K...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amir.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

workingscience.co.uk points to the four IP addresses 104.21.37.10, 172.67.202.44, 2606:4700:3030::6815:250a and 2606:4700:3030::ac43:ca2c.

Among the host names that share IP numbers with workingscience.co.uk are 7725000.com, victorfloorcare.com, www.donghuaworld.com and two others.

Name Servers

The NS records for workingscience.co.uk delegate to amir.ns.cloudflare.com and sara.ns.cloudflare.com.

workingscience.co.uk has the same name server delegation as a number of other domains, such as acez.co.zm, stoppanic.ru, ntanjeestates.com and two more.

The name servers of workingscience.co.uk overlap at least partially with those of other domains — among them archivioluigighirri.com, banglamail71.info, obuvoptom-pp3.ru and two more.

Host names resolving to 6 IP numbers:

amir.ns.cloudflare.com maps to 108.162.193.62, 172.64.33.62, 173.245.59.62 and 3 additional IP addresses.

sara.ns.cloudflare.com maps to 108.162.192.144, 172.64.32.144, 173.245.58.144 and 3 additional IP addresses.

Mail Servers

workingscience.co.uk has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

workingscience.co.uk shares at least some of its mail servers with other domains — for example intoglam.com, lsihi.com, kamerastore.com and two more.

It is common for these mail servers to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

The A records for aspmx.l.google.com return 142.251.179.27 and 2607:f8b0:4004:c23::1b.

The A records for alt1.aspmx.l.google.com return 192.178.234.26 and 2800:3f0:4003:c14::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.