systemadmin.uk - dns.ninja

`systemadmin.uk`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:4e1b^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:d71d^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.27^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.29^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sharon.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3add^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sharon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sharon.ns.cloudflare.com`
		A	108.162.192.221^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	172.64.32.221^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
		A	173.245.58.221^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sharon.ns.cloudflare.com`
NS	`walt.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b94^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c194^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`walt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2194^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`walt.ns.cloudflare.com`
		A	108.162.193.148^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walt.ns.cloudflare.com`
		A	172.64.33.148^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walt.ns.cloudflare.com`
		A	173.245.59.148^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walt.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.78.27, 172.67.215.29
		IPv6 hints	2606:4700:3030::6815:4e1b, 2606:4700:3033::ac43:d71d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=3, name=cloudflare-ech.com
SOA	`sharon.ns.cloudflare.com`dns@cloudflare.com serial=2410482553

`uk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns1.nic.uk` ⭐
	NS	`dns2.nic.uk`
	NS	`dns3.nic.uk`
	NS	`dns4.nic.uk`
	NS	`nsa.nic.uk`
	NS	`nsb.nic.uk`
	NS	`nsc.nic.uk`
	NS	`nsd.nic.uk`
	SOA	`dns1.nic.uk`hostmaster@nic.uk serial=1785121550

Same first word

Similar names

adminsystem.org

adminsystem.dk

adminsystem.co.za

adminsystem.eu

myinstameds.com

adminsystem.de

adminsystem.com

DNS History

17 records (11 active, 6 former)

○NScns1.atlantic.net2018-08-21 → 2018-08-21 · 3 obs

● 2018-08-21 16:12:14
○ 2026-02-19 06:35:32
○ 2026-07-27 03:39:40

○NSns1.quickroutedns.com2018-08-21 → 2018-08-21 · 3 obs

● 2018-08-21 16:12:14
○ 2026-02-19 06:35:32
○ 2026-07-27 03:39:40

○NSns2.quickroutedns.com2018-08-21 → 2018-08-21 · 3 obs

● 2018-08-21 16:12:14
○ 2026-02-19 06:35:32
○ 2026-07-27 03:39:40

○NSns3.quickroutedns.com2018-08-21 → 2018-08-21 · 3 obs

● 2018-08-21 16:12:14
○ 2026-02-19 06:35:32
○ 2026-07-27 03:39:40

●NSsharon.ns.cloudflare.com2026-02-19 → 2026-07-27 · 3 obs

○ 2018-08-21 16:12:14
● 2026-02-19 06:35:32
● 2026-07-27 03:39:40

●NSwalt.ns.cloudflare.com2026-02-19 → 2026-07-27 · 3 obs

○ 2018-08-21 16:12:14
● 2026-02-19 06:35:32
● 2026-07-27 03:39:40

●MXalt1.aspmx.l.google.com2018-08-21 → 2026-07-27 · 2 obs

● 2018-08-21 16:12:14
● 2026-07-27 03:39:40

●MXalt2.aspmx.l.google.com2018-08-21 → 2026-07-27 · 2 obs

● 2018-08-21 16:12:14
● 2026-07-27 03:39:40

●MXalt3.aspmx.l.google.com2018-08-21 → 2026-07-27 · 2 obs

● 2018-08-21 16:12:14
● 2026-07-27 03:39:40

●MXalt4.aspmx.l.google.com2026-02-19 → 2026-07-27 · 3 obs

○ 2018-08-21 16:12:14
● 2026-02-19 06:35:32
● 2026-07-27 03:39:40

●MXaspmx.l.google.com2018-08-21 → 2026-07-27 · 2 obs

● 2018-08-21 16:12:14
● 2026-07-27 03:39:40

●A104.21.78.272026-02-19 → 2026-07-27 · 3 obs

○ 2018-08-21 16:12:14
● 2026-02-19 06:35:32
● 2026-07-27 03:39:40

●A172.67.215.292026-02-19 → 2026-07-27 · 3 obs

○ 2018-08-21 16:12:14
● 2026-02-19 06:35:32
● 2026-07-27 03:39:40

○A209.208.110.1582018-08-21 → 2018-08-21 · 3 obs

● 2018-08-21 16:12:14
○ 2026-02-19 06:35:32
○ 2026-07-27 03:39:40

●A2606:4700:3030::6815:4e1b2026-07-27 → 2026-07-27 · 2 obs

○ 2026-06-10 18:03:56
● 2026-07-27 03:39:40

●A2606:4700:3033::ac43:d71d2026-02-19 → 2026-07-27 · 3 obs

○ 2018-08-21 16:12:14
● 2026-02-19 06:35:32
● 2026-07-27 03:39:40

○A2606:4700:3037::6815:4e1b2026-02-19 → 2026-06-10 · 4 obs

○ 2018-08-21 16:12:14
● 2026-02-19 06:35:32
● 2026-06-10 18:03:56
○ 2026-07-27 03:39:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	dns3.nic.uk, dns4.nic.uk, nsc.nic.uk, nsa.nic.uk...	-
systemadmin.uk	walt.ns.cloudflare.com, sharon.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.148

NS records: walt.ns.cloudflare.com, sharon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for systemadmin.uk (unsigned zone)

⏱️ Timing

Total: 763ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.78.27, 172.67.215.29`
AAAA	2	`2606:4700:3033::ac43:d71d, 2606:4700:3030::6815:4e1b`
NS	2	`sharon.ns.cloudflare.com, walt.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sharon.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

systemadmin.uk directs to four IP numbers, which are 104.21.78.27, 172.67.215.29, 2606:4700:3030::6815:4e1b and 2606:4700:3033::ac43:d71d.

Two other host names, along with copii-geniali.ro, countymapsofarizona.com and cuvantultinerilor.ro, also share IP numbers with systemadmin.uk.

Name Servers

systemadmin.uk is delegated to two name servers: sharon.ns.cloudflare.com and walt.ns.cloudflare.com.

systemadmin.uk shares its NS records with other domains, for example removalscompany.co.uk, letfordmedia.com, cdn-doumura.com and two others.

The name servers of systemadmin.uk overlap at least partially with those of other domains — among them contactosjaponesas.es, aureotrinex-platform.com, asrequired.com and two more.

These name servers commonly appear alongside the name servers skip.ns.cloudflare.com and gerald.ns.cloudflare.com.

DNS names with 6 IP addresses:

sharon.ns.cloudflare.com resolves to 108.162.192.221, 172.64.32.221, 173.245.58.221 and 3 other IP addresses.

walt.ns.cloudflare.com resolves to 108.162.193.148, 172.64.33.148, 173.245.59.148 and 3 other IP addresses.

Mail Servers

Five mail servers handle systemadmin.uk: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between systemadmin.uk and other domains, including miamiconservatoryofmusic.com, shortenhomes.com, anitaseth.com and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

aspmx.l.google.com points to 64.233.180.27 and 2607:f8b0:4004:c19::1b.

alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1a.