`tchallenge.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:22fe^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:d26e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.34.254^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.110^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dexter.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cbe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dexter.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dexter.ns.cloudflare.com`
		A	108.162.195.190^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	162.159.44.190^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	172.64.35.190^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
NS	`grannbo.ns.cloudflare.com`
		A	2606:4700:50::a29f:2696^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c296^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`grannbo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2296^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`grannbo.ns.cloudflare.com`
		A	108.162.194.150^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	162.159.38.150^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
		A	172.64.34.150^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grannbo.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		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`
MX	`route2.mx.cloudflare.net`⁽⁵⁴⁾
		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	`route3.mx.cloudflare.net`⁽⁷⁹⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.34.254, 172.67.210.110
		IPv6 hints	2606:4700:3031::6815:22fe, 2606:4700:3035::ac43:d26e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=187, name=cloudflare-ech.com
SOA	`dexter.ns.cloudflare.com`dns@cloudflare.com serial=2409951199

`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=1785639222

Previously MX for

tchallenge.com

Same first word

tchallenge.com

Similar names

angelltech.com

gellantech.com

DNS History

16 records (9 active, 7 former)

●NSdexter.ns.cloudflare.com2026-06-26 → 2026-08-02 · 3 obs

○ 2017-06-07 02:41:38
● 2026-06-26 20:48:38
● 2026-08-02 03:23:32

●NSgrannbo.ns.cloudflare.com2026-06-26 → 2026-08-02 · 3 obs

○ 2017-06-07 02:41:38
● 2026-06-26 20:48:38
● 2026-08-02 03:23:32

○NSns1.ecast.net2017-06-07 → 2017-06-07 · 4 obs

○ 2016-09-16 11:16:06
● 2017-06-07 02:41:38
○ 2026-06-26 20:48:38
○ 2026-08-02 03:23:32

○NSns1.ichannels.com2015-06-10 → 2016-09-16 · 4 obs

● 2015-06-10 07:56:06
● 2016-09-16 11:16:06
○ 2017-06-07 02:41:38
○ 2026-08-02 03:23:32

○NSns2.ecast.net2017-06-07 → 2017-06-07 · 4 obs

○ 2016-09-16 11:16:06
● 2017-06-07 02:41:38
○ 2026-06-26 20:48:38
○ 2026-08-02 03:23:32

○NSns2.ichannels.com2015-06-10 → 2016-09-16 · 4 obs

● 2015-06-10 07:56:06
● 2016-09-16 11:16:06
○ 2017-06-07 02:41:38
○ 2026-08-02 03:23:32

●MXroute1.mx.cloudflare.net2026-07-18 → 2026-08-02 · 3 obs

○ 2026-06-26 20:48:38
● 2026-07-18 07:38:58
● 2026-08-02 03:23:32

●MXroute2.mx.cloudflare.net2026-07-18 → 2026-08-02 · 3 obs

○ 2026-06-26 20:48:38
● 2026-07-18 07:38:58
● 2026-08-02 03:23:32

●MXroute3.mx.cloudflare.net2026-07-18 → 2026-08-02 · 3 obs

○ 2026-06-26 20:48:38
● 2026-07-18 07:38:58
● 2026-08-02 03:23:32

○MXtchallenge.com2015-06-10 → 2017-06-07 · 4 obs

● 2015-06-10 07:56:06
● 2017-06-07 02:41:38
○ 2026-06-26 20:48:38
○ 2026-08-02 03:23:32

●A104.21.34.2542026-06-26 → 2026-08-02 · 3 obs

○ 2017-06-07 02:41:38
● 2026-06-26 20:48:38
● 2026-08-02 03:23:32

●A172.67.210.1102026-06-26 → 2026-08-02 · 3 obs

○ 2017-06-07 02:41:38
● 2026-06-26 20:48:38
● 2026-08-02 03:23:32

○A174.142.207.1122017-06-07 → 2017-06-07 · 4 obs

○ 2016-09-16 11:16:06
● 2017-06-07 02:41:38
○ 2026-06-26 20:48:38
○ 2026-08-02 03:23:32

○A192.237.245.1622015-06-10 → 2016-09-16 · 4 obs

● 2015-06-10 07:56:06
● 2016-09-16 11:16:06
○ 2017-06-07 02:41:38
○ 2026-08-02 03:23:32

●A2606:4700:3031::6815:22fe2026-06-26 → 2026-08-02 · 3 obs

○ 2017-06-07 02:41:38
● 2026-06-26 20:48:38
● 2026-08-02 03:23:32

●A2606:4700:3035::ac43:d26e2026-06-26 → 2026-08-02 · 3 obs

○ 2017-06-07 02:41:38
● 2026-06-26 20:48:38
● 2026-08-02 03:23:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
tchallenge.com	grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.190

NS records: grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tchallenge.com (unsigned zone)

⏱️ Timing

Total: 301ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.210.110, 104.21.34.254`
AAAA	2	`2606:4700:3035::ac43:d26e, 2606:4700:3031::6815:22fe`
NS	2	`dexter.ns.cloudflare.com, grannbo.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 17), route2.mx.cloudflare.net (pri: 54)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dexter.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

tchallenge.com points to the four IP addresses 104.21.34.254, 172.67.210.110, 2606:4700:3031::6815:22fe and 2606:4700:3035::ac43:d26e.

Additional host names — www.farsi4hd.com, rvled.net, nameserver.com.mx and two others — share IP numbers with tchallenge.com.

Name Servers

Two name servers handle the delegation for tchallenge.com: dexter.ns.cloudflare.com and grannbo.ns.cloudflare.com.

tchallenge.com shares its name server setup with other domains, including cablechallenge.com, musicfund.com, efiling.com and two others.

The name servers of tchallenge.com overlap at least partially with those of other domains — among them bcmetiscitizen.ca, ozarchitects.com, earnopinioncash.com and two more.

These name servers commonly appear in combination with the name servers diva.ns.cloudflare.com.

Host names with 6 IP numbers:

dexter.ns.cloudflare.com resolves to 108.162.195.190, 162.159.44.190 and 172.64.35.190 among others, with 3 other IP addresses in total.

grannbo.ns.cloudflare.com resolves to 108.162.194.150, 162.159.38.150 and 172.64.34.150 among others, with 3 other IP addresses in total.

Mail Servers

Mail for tchallenge.com is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

tchallenge.com shares mail servers — at least in part — with other domains, including shadowmint.cc, online-lohnabrechnung-koeln.de, maslibertad.com.co and two others.

Host names with 6 IP numbers:

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.

tchallenge.com - robtex.com

tchallenge.com

com

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`tchallenge.com`

`com`