`github.yastru.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:1cee^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:93e4^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.28.238^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.147.228^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.28.238, 172.67.147.228
		IPv6 hints	2606:4700:3032::6815:1cee, 2606:4700:3035::ac43:93e4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com

`yastru.cn`

	DNSSEC	⚠️ Not signed
	A	2402:4e00:c011:1f00:b0ec:4ba2:a24:0^{🇨🇳 TENCENT-NET-AP2402:4e00:c010::/44}
	A	1.12.246.15^{🇨🇳 TENCENT-NET-AP1.12.192.0/18}
	NS	`serenity.ns.cloudflare.com` ⭐
	NS	`vasilii.ns.cloudflare.com`
	SOA	`serenity.ns.cloudflare.com`dns@cloudflare.com serial=2402202755

⚠️ On DNS blocklist: tif

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DNS History

5 records (4 active, 1 former)

●A104.21.28.2382026-02-19 → 2026-04-24 · 5 obs

● 2026-02-19 02:13:14
● 2026-02-26 13:08:56
○ 2026-03-22 16:25:14
● 2026-04-04 08:46:42
● 2026-04-24 07:09:22

○A172.64.80.12026-03-22 → 2026-03-22 · 4 obs

○ 2026-02-26 13:08:56
● 2026-03-22 16:25:14
○ 2026-04-04 08:46:42
○ 2026-04-24 07:09:22

●A172.67.147.2282026-02-19 → 2026-04-24 · 5 obs

● 2026-02-19 02:13:14
● 2026-02-26 13:08:56
○ 2026-03-22 16:25:14
● 2026-04-04 08:46:42
● 2026-04-24 07:09:22

●A2606:4700:3032::6815:1cee2026-02-19 → 2026-04-24 · 2 obs

● 2026-02-19 02:13:14
● 2026-04-24 07:09:22

●A2606:4700:3035::ac43:93e42026-02-19 → 2026-04-24 · 2 obs

● 2026-02-19 02:13:14
● 2026-04-24 07:09:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
yastru.cn	vasilii.ns.cloudflare.com, serenity.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.108

NS records: vasilii.ns.cloudflare.com, serenity.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yastru.cn (unsigned zone)

⏱️ Timing

Total: 731ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.28.238, 172.67.147.228`
AAAA	2	`2606:4700:3032::6815:1cee, 2606:4700:3035::ac43:93e4`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

IP Addresses

github.yastru.cn maps to four IP numbers: 2606:4700:3032::6815:1cee, 2606:4700:3035::ac43:93e4, 104.21.28.238 and 172.67.147.228.

Other host names, for instance 2spirits.com, rivercitycosmeticclinic.com.au, pgslotfish.fishpsl.com, blog.crownandchamparesorts.com and www.ki share IP numbers with github.yastru.cn.

github.yastru.cn - robtex.com

github.yastru.cn

yastru.cn