🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`githubcn.tk`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:9d25^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:28dc^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.220^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.157.37^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amber.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a40^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amber.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c040^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amber.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2040^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amber.ns.cloudflare.com`
		A	108.162.192.64^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amber.ns.cloudflare.com`
		A	172.64.32.64^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amber.ns.cloudflare.com`
		A	173.245.58.64^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amber.ns.cloudflare.com`
NS	`troy.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cda^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`troy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`troy.ns.cloudflare.com`
		A	108.162.195.218^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	162.159.44.218^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
		A	172.64.35.218^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`troy.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		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`⁽²⁹⁾
		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	`route3.mx.cloudflare.net`⁽³²⁾
		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	104.21.40.220, 172.67.157.37
		IPv6 hints	2606:4700:3036::ac43:9d25, 2606:4700:3037::6815:28dc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOA	`amber.ns.cloudflare.com`dns@cloudflare.com serial=2411659977

`tk`

	DNSSEC	⚠️ Not signed
	A	217.119.57.22
	NS	`a.ns.tk` ⭐
	NS	`b.ns.tk`
	NS	`c.ns.tk`
	NS	`d.ns.tk`
	SOA	`a.ns.tk`joost\@zuurbier.dot.tk serial=1788630475

⚠️ On DNS blocklist: spam-tlds

Same first word

githubcn.ph

githubcn.workers.dev

githubcn.eu.org

githubcn.tk

githubcn.org

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cngithub.workers.dev

nightcub.com

Previous names

gitarre.tk

gitata.tk

gitay.tk

gitb.tk

gitbar.tk

gitbench.tk

gitbhguytrfr.tk

gitbooks.tk

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gitcore.tk

gitd.tk

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gitee.tk

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Next names

githubludouzi.tk

giti.tk

gitib.tk

gitibuy.tk

gitichat.tk

gitig.tk

gitim.tk

gitin.tk

gitiq.tk

gitit.tk

gitizen.tk

gitjufovi.tk

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gitlikes.tk

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gitobo.tk

DNS History

9 records (9 active, 0 former)

●NSamber.ns.cloudflare.com2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

●NStroy.ns.cloudflare.com2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

●MXroute1.mx.cloudflare.net2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

●MXroute2.mx.cloudflare.net2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

●MXroute3.mx.cloudflare.net2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

●A104.21.40.2202026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

●A172.67.157.372026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

●A2606:4700:3036::ac43:9d252026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

●A2606:4700:3037::6815:28dc2026-09-01 → 2026-09-06 · 2 obs

● 2026-09-01 17:38:22
● 2026-09-06 08:23:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tk	c.ns.tk, d.ns.tk, a.ns.tk, b.ns.tk	8 records
githubcn.tk	troy.ns.cloudflare.com, amber.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.218

NS records: troy.ns.cloudflare.com, amber.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tk (unsigned zone)

⏱️ Timing

Total: 593ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.40.220, 172.67.157.37`
AAAA	2	`2606:4700:3037::6815:28dc, 2606:4700:3036::ac43:9d25`
NS	2	`amber.ns.cloudflare.com, troy.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 29), route2.mx.cloudflare.net (pri: 3)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amber.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.ns.tk, b.ns.tk, c.ns.tk...)

Analysis

IP Addresses

githubcn.tk has four IP addresses: 104.21.40.220, 172.67.157.37, 2606:4700:3036::ac43:9d25 and 2606:4700:3037::6815:28dc.

Two other host names, along with mccauslandhospital.com, ceretai.com and redsilverloja.com.br, also share IP numbers with githubcn.tk.

Name Servers

githubcn.tk is delegated to two name servers: amber.ns.cloudflare.com and troy.ns.cloudflare.com.

githubcn.tk shares its NS records with other domains, for example ayurvet.net, household-69d.pages.dev, bitcoingeneration.co and two others.

githubcn.tk partially shares its NS delegation with several other domains, including pictravia.pics, lamhoanglam1995kg.workers.dev, brandamoeder52wc.pages.dev and two others.

These name servers are regularly seen alongside rachel.ns.cloudflare.com and neil.ns.cloudflare.com as name servers.

DNS names with 6 IP addresses:

amber.ns.cloudflare.com resolves to 108.162.192.64, 172.64.32.64, 173.245.58.64 and 3 other IP addresses.

troy.ns.cloudflare.com resolves to 108.162.195.218, 162.159.44.218, 172.64.35.218 and 3 other IP addresses.

Mail Servers

githubcn.tk uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between githubcn.tk and other domains, including thrivingresearch.com, theslowhome.es, jeelly.co and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

githubcn.tk - robtex.com

githubcn.tk

tk

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`githubcn.tk`

`tk`