41671d.cn - robtex.com
41671d.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3037::6815:f6a🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:a22d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.15.106Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.162.45🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | crystal.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26ca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | crystal.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | crystal.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22ca🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | crystal.ns.cloudflare.com | ||||||
| A | 108.162.194.202🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | crystal.ns.cloudflare.com | ||||||
| A | 162.159.38.202Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | crystal.ns.cloudflare.com | ||||||
| A | 172.64.34.202🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | crystal.ns.cloudflare.com | ||||||
| NS | thaddeus.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c7f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c37f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:237f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 108.162.195.127🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 162.159.44.127Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 172.64.35.127🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.15.106, 172.67.162.45 | ||||||
| IPv6 hints | 2606:4700:3037::6815:f6a, 2606:4700:3037::ac43:a22d | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=168, name=cloudflare-ech.com | ||||||
| SOA | crystal.ns.cloudflare.comdns@cloudflare.com serial=2399681101 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034659901 | ||||||
Same first word
41671d.cn |
DNS History
7 records (6 active, 1 former)
●NScrystal.ns.cloudflare.com2026-03-06 → 2026-04-11 · 2 obs
● 2026-04-11 19:10:12
●NSthaddeus.ns.cloudflare.com2026-03-06 → 2026-04-11 · 2 obs
● 2026-04-11 19:10:12
●A104.21.15.1062026-03-06 → 2026-04-11 · 3 obs
● 2026-03-06 07:32:22
● 2026-04-11 19:10:12
○A115.159.58.1382018-05-06 → 2018-05-06 · 3 obs
○ 2026-03-06 07:32:22
○ 2026-04-11 19:10:12
●A172.67.162.452026-03-06 → 2026-04-11 · 3 obs
● 2026-03-06 07:32:22
● 2026-04-11 19:10:12
●A2606:4700:3037::6815:f6a2026-03-06 → 2026-04-11 · 3 obs
● 2026-03-06 07:32:22
● 2026-04-11 19:10:12
●A2606:4700:3037::ac43:a22d2026-03-06 → 2026-04-11 · 3 obs
● 2026-03-06 07:32:22
● 2026-04-11 19:10:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| 41671d.cn | crystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.127
NS records: crystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 41671d.cn (unsigned zone)
⏱️ Timing
Total: 850ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.162.45, 104.21.15.106 |
| AAAA | 2 | 2606:4700:3037::6815:f6a, 2606:4700:3037::ac43:a22d |
| NS | 2 | crystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | crystal.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
41671d.cn points to four IP numbers: 2606:4700:3037::6815:f6a, 2606:4700:3037::ac43:a22d, 104.21.15.106 and 172.67.162.45.
Other host names, for instance studyds.com, lingfi.com, jtemst.com, mail.teknoinsaat.com and agcc.com.pk share IP numbers with 41671d.cn.
Name Servers
41671d.cn is delegated to two name servers: crystal.ns.cloudflare.com and thaddeus.ns.cloudflare.com.
41671d.cn uses the same name server setup as other domains, for instance farris.com.cn, igu5.com, shanjingren.com, lsyn.net and chinesehc.com.
41671d.cn shares name servers with other domains at least partially, for instance cpablack.com, ameri-camp.com, pagliladki.com, (0x787878)hamster.club and meditcari253.site.
these name servers are commonly used together with apollo.ns.cloudflare.com and sydney.ns.cloudflare.com.
Host names with six IP numbers: crystal.ns.cloudflare.com points to 2606:4700:50::a29f:26ca, 2803:f800:50::6ca2:c2ca, 2a06:98c1:50::ac40:22ca, 108.162.194.202, 162.159.38.202 and 172.64.34.202; thaddeus.ns.cloudflare.com points to 2606:4700:58::a29f:2c7f, 2803:f800:50::6ca2:c37f, 2a06:98c1:50::ac40:237f, 108.162.195.127, 162.159.44.127 and 172.64.35.127.