`regexdoc.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:afbc^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2390^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.144^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.175.188^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`etta.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a9c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`etta.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`etta.ns.cloudflare.com`
		A	108.162.192.156^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	172.64.32.156^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	173.245.58.156^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
NS	`trace.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cac^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trace.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ac^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`trace.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ac^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`trace.ns.cloudflare.com`
		A	108.162.195.172^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trace.ns.cloudflare.com`
		A	162.159.44.172^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trace.ns.cloudflare.com`
		A	172.64.35.172^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`trace.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽²³⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁷²⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.144, 172.67.175.188
		IPv6 hints	2606:4700:3031::ac43:afbc, 2606:4700:3035::6815:2390
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=150, name=cloudflare-ech.com
SOA	`etta.ns.cloudflare.com`dns@cloudflare.com serial=2409698277

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786094099

Same first word

regexdoc.com

DNS History

16 records (9 active, 7 former)

●NSetta.ns.cloudflare.com2026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

○NSns-us.1and1-dns.com2016-12-19 → 2017-09-04 · 4 obs

● 2016-12-19 02:55:54
● 2017-09-04 22:47:02
○ 2026-08-04 03:07:46
○ 2026-08-07 09:45:38

○NSns-us.1and1-dns.de2016-12-19 → 2017-09-04 · 4 obs

● 2016-12-19 02:55:54
● 2017-09-04 22:47:02
○ 2026-08-04 03:07:46
○ 2026-08-07 09:45:38

○NSns-us.1and1-dns.org2016-12-19 → 2017-09-04 · 4 obs

● 2016-12-19 02:55:54
● 2017-09-04 22:47:02
○ 2026-08-04 03:07:46
○ 2026-08-07 09:45:38

○NSns-us.1and1-dns.us2016-12-19 → 2017-09-04 · 4 obs

● 2016-12-19 02:55:54
● 2017-09-04 22:47:02
○ 2026-08-04 03:07:46
○ 2026-08-07 09:45:38

●NStrace.ns.cloudflare.com2026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

○MXmx00.1and1.com2016-12-19 → 2017-09-04 · 4 obs

● 2016-12-19 02:55:54
● 2017-09-04 22:47:02
○ 2026-08-04 03:07:46
○ 2026-08-07 09:45:38

○MXmx01.1and1.com2016-12-19 → 2017-09-04 · 4 obs

● 2016-12-19 02:55:54
● 2017-09-04 22:47:02
○ 2026-08-04 03:07:46
○ 2026-08-07 09:45:38

●MXroute1.mx.cloudflare.net2026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

●MXroute2.mx.cloudflare.net2026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

●MXroute3.mx.cloudflare.net2026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

●A104.21.35.1442026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

●A172.67.175.1882026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

●A2606:4700:3031::ac43:afbc2026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

●A2606:4700:3035::6815:23902026-08-04 → 2026-08-07 · 3 obs

○ 2017-09-04 22:47:02
● 2026-08-04 03:07:46
● 2026-08-07 09:45:38

○A74.208.236.1002016-12-19 → 2017-09-04 · 4 obs

● 2016-12-19 02:55:54
● 2017-09-04 22:47:02
○ 2026-08-04 03:07:46
○ 2026-08-07 09:45:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
regexdoc.com	etta.ns.cloudflare.com, trace.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.172

NS records: etta.ns.cloudflare.com, trace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for regexdoc.com (unsigned zone)

⏱️ Timing

Total: 198ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.175.188, 104.21.35.144`
AAAA	2	`2606:4700:3031::ac43:afbc, 2606:4700:3035::6815:2390`
NS	2	`etta.ns.cloudflare.com, trace.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 19), route2.mx.cloudflare.net (pri: 23)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`etta.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (etta.ns.cloudflare.com, etta.ns.cloudflare.com, etta.ns.cloudflare.com...)

Analysis

IP Addresses

regexdoc.com resolves to four IP addresses: 104.21.35.144, 172.67.175.188, 2606:4700:3031::ac43:afbc and 2606:4700:3035::6815:2390.

educationist.com, www.cloud.official-platform.com, resee.fr and two other host names share IP numbers with regexdoc.com.

Name Servers

Two name servers handle the delegation for regexdoc.com: etta.ns.cloudflare.com and trace.ns.cloudflare.com.

regexdoc.com uses the same name servers as several other domains — among them orionrpg.com, mmasomnia.com, kisyuyume.com and two more.

regexdoc.com shares at least some of its name servers with other domains, including lipodo.net, chinainnfl.com, surfshopmaldives.com and two others.

These name servers are frequently seen alongside the name servers becky.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

etta.ns.cloudflare.com resolves to 108.162.192.156, 172.64.32.156 and 173.245.58.156 among others, with 3 other IP addresses in total.

trace.ns.cloudflare.com resolves to 108.162.195.172, 162.159.44.172 and 172.64.35.172 among others, with 3 other IP addresses in total.

Mail Servers

regexdoc.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

regexdoc.com has at least partial mail server overlap with other domains such as arilus.ru, thdietys.xyz, betterterra.com and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.

regexdoc.com - robtex.com

regexdoc.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`regexdoc.com`

`com`