`administra.co`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:a79^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:b79^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:45f0^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.10.121^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.11.121^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.69.240^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aspen.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:266d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aspen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aspen.ns.cloudflare.com`
		A	108.162.194.109^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	162.159.38.109^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	172.64.34.109^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
NS	`theo.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c190^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`theo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2190^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`theo.ns.cloudflare.com`
		A	108.162.193.144^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	172.64.33.144^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	173.245.59.144^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
MX	`alt1.aspmx.l.google.com` ⭐
		A	2800:3f0:4003:c0f::1a^{🇨🇱 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` ⭐
		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::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.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`
TXT	`google-site-verification=EV_ziQbS9QjejQ4SdekWtf5_40h0sWDdNZIyAEw-Og8`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.26.10.121, 104.26.11.121, 172.67.69.240
		IPv6 hints	2606:4700:20::681a:a79, 2606:4700:20::681a:b79, 2606:4700:20::ac43:45f0
SOA	`aspen.ns.cloudflare.com`dns@cloudflare.com serial=2407799514

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759707594

Previously MX for

administra.co

Same first word

administra.co

administra.com.mx

administra.fr

administra.info

administra.ch

administra.top

administra.it

administra.eu

administra.org

Similar names

DNS History

23 records (12 active, 11 former)

●NSaspen.ns.cloudflare.com2026-07-16 → 2026-07-16 · 3 obs

○ 2026-05-17 06:02:50
● 2026-07-16 02:19:20
● 2026-07-16 22:15:38

○NSns1.grupof.com2015-05-16 → 2017-04-09 · 4 obs

● 2015-05-16 10:37:56
● 2017-04-09 23:40:42
○ 2026-02-26 14:16:00
○ 2026-07-16 22:15:38

○NSns10.dnsmadeeasy.com2026-02-26 → 2026-05-17 · 5 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-05-17 06:02:50
○ 2026-07-16 02:19:20
○ 2026-07-16 22:15:38

○NSns11.dnsmadeeasy.com2026-02-26 → 2026-05-17 · 5 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-05-17 06:02:50
○ 2026-07-16 02:19:20
○ 2026-07-16 22:15:38

○NSns12.dnsmadeeasy.com2026-02-26 → 2026-05-17 · 5 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-05-17 06:02:50
○ 2026-07-16 02:19:20
○ 2026-07-16 22:15:38

○NSns13.dnsmadeeasy.com2026-02-26 → 2026-05-17 · 5 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-05-17 06:02:50
○ 2026-07-16 02:19:20
○ 2026-07-16 22:15:38

○NSns14.dnsmadeeasy.com2026-02-26 → 2026-05-17 · 5 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-05-17 06:02:50
○ 2026-07-16 02:19:20
○ 2026-07-16 22:15:38

○NSns15.dnsmadeeasy.com2026-02-26 → 2026-05-17 · 5 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-05-17 06:02:50
○ 2026-07-16 02:19:20
○ 2026-07-16 22:15:38

○NSns2.grupof.com2015-05-16 → 2017-04-09 · 4 obs

● 2015-05-16 10:37:56
● 2017-04-09 23:40:42
○ 2026-02-26 14:16:00
○ 2026-07-16 22:15:38

●NStheo.ns.cloudflare.com2026-07-16 → 2026-07-16 · 3 obs

○ 2026-05-17 06:02:50
● 2026-07-16 02:19:20
● 2026-07-16 22:15:38

○MXadministra.co2015-05-16 → 2017-04-09 · 4 obs

● 2015-05-16 10:37:56
● 2017-04-09 23:40:42
○ 2026-02-26 14:16:00
○ 2026-07-16 22:15:38

●MXalt1.aspmx.l.google.com2026-02-26 → 2026-07-16 · 3 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-07-16 22:15:38

●MXalt2.aspmx.l.google.com2026-02-26 → 2026-07-16 · 3 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-07-16 22:15:38

●MXalt3.aspmx.l.google.com2026-02-26 → 2026-07-16 · 3 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-07-16 22:15:38

●MXalt4.aspmx.l.google.com2026-02-26 → 2026-07-16 · 3 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-07-16 22:15:38

●A104.26.10.1212026-07-16 → 2026-07-16 · 3 obs

○ 2026-05-17 06:02:50
● 2026-07-16 02:19:20
● 2026-07-16 22:15:38

●A104.26.11.1212026-07-16 → 2026-07-16 · 3 obs

○ 2026-05-17 06:02:50
● 2026-07-16 02:19:20
● 2026-07-16 22:15:38

○A108.163.128.1972015-05-16 → 2017-04-09 · 4 obs

● 2015-05-16 10:37:56
● 2017-04-09 23:40:42
○ 2026-02-26 14:16:00
○ 2026-07-16 22:15:38

●A172.67.69.2402026-07-16 → 2026-07-16 · 3 obs

○ 2026-05-17 06:02:50
● 2026-07-16 02:19:20
● 2026-07-16 22:15:38

○A184.107.244.692026-02-26 → 2026-05-17 · 5 obs

○ 2017-04-09 23:40:42
● 2026-02-26 14:16:00
● 2026-05-17 06:02:50
○ 2026-07-16 02:19:20
○ 2026-07-16 22:15:38

●A2606:4700:20::681a:a792026-07-16 → 2026-07-16 · 3 obs

○ 2026-05-17 06:02:50
● 2026-07-16 02:19:20
● 2026-07-16 22:15:38

●A2606:4700:20::681a:b792026-07-16 → 2026-07-16 · 3 obs

○ 2026-05-17 06:02:50
● 2026-07-16 02:19:20
● 2026-07-16 22:15:38

●A2606:4700:20::ac43:45f02026-07-16 → 2026-07-16 · 3 obs

○ 2026-05-17 06:02:50
● 2026-07-16 02:19:20
● 2026-07-16 22:15:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	d.registrydns.co, b.registrydns.co, a.registrydns.co, c.registrydns.co	-
administra.co	theo.ns.cloudflare.com, aspen.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.109

NS records: theo.ns.cloudflare.com, aspen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for administra.co (unsigned zone)

⏱️ Timing

Total: 454ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`172.67.69.240, 104.26.11.121...`
AAAA	3	`2606:4700:20::681a:b79, 2606:4700:20::681a:a79...`
NS	2	`aspen.ns.cloudflare.com, theo.ns.cloudflare.com`
MX	4	`alt3.aspmx.l.google.com (pri: 10), alt4.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=EV_ziQbS9QjejQ4, v=spf1 include:_spf.google.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`aspen.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

With 6 IP addresses in total, administra.co resolves to 104.26.10.121, 104.26.11.121, 172.67.69.240 and 3 other.

Among the host names that share IP numbers with administra.co are softpastels.com.au, www.performanceplustire.com, bestool.pl and two others.

Name Servers

administra.co uses two name servers for its delegation: aspen.ns.cloudflare.com and theo.ns.cloudflare.com.

administra.co has the same name server delegation as a number of other domains, such as monitoring-account-advert-user.pages.dev, sunthen.com, klingenbergdata.dk and two more.

There is at least partial name server overlap between administra.co and other domains — caiziyoutieguan.com, pin-up70s.com, kronikidziejow.pl and two more among them.

The name servers gordon.ns.cloudflare.com, gwen.ns.cloudflare.com and nash.ns.cloudflare.com are often found in combination with these name servers.

Host names resolving to 6 IP numbers:

Hostname aspen.ns.cloudflare.com directs to 108.162.194.109, 162.159.38.109 and 172.64.34.109 along with 3 other IP addresses.

Hostname theo.ns.cloudflare.com directs to 108.162.193.144, 172.64.33.144 and 173.245.59.144 along with 3 other IP addresses.

Mail Servers

Mail for administra.co is handled by four mail servers: alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

administra.co shares at least some of its mail servers with other domains — for example j3.com, bigheadwebhost.com, triplog.co.za and two more.

These mail servers tend to be used in conjunction with aspmx.l.google.com, aspmx2.googlemail.com, aspmx3.googlemail.com and two additional mail servers.

All four hostnames — alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com — resolve to two IP numbers apiece: alt1.aspmx.l.google.com to 108.177.123.26 and 2800:3f0:4003:c0f::1a; alt2.aspmx.l.google.com to 172.253.116.27 and 2a00:1450:400b:c02::1b; alt3.aspmx.l.google.com to 192.178.223.27 and 2a00:1450:4009:c0f::1a; alt4.aspmx.l.google.com to 172.253.157.26 and 2a00:1450:400c:c23::1a.

administra.co - robtex.com

administra.co

co

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`administra.co`

`co`