99sem.cn - robtex.com
99sem.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:c535🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3031::6815:3a11🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.58.17Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.197.53🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | anuj.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b41🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | anuj.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c141🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | anuj.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2141🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | anuj.ns.cloudflare.com | ||||||
| A | 108.162.193.65🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | anuj.ns.cloudflare.com | ||||||
| A | 172.64.33.65🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | anuj.ns.cloudflare.com | ||||||
| A | 173.245.59.65🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | anuj.ns.cloudflare.com | ||||||
| NS | uma.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a92🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c092🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2092🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 108.162.192.146🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 172.64.32.146🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| A | 173.245.58.146🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | uma.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.58.17, 172.67.197.53 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:c535, 2606:4700:3031::6815:3a11 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=186, name=cloudflare-ech.com | ||||||
| SOA | anuj.ns.cloudflare.comdns@cloudflare.com serial=2398740038 | ||||||
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=2034667111 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSanuj.ns.cloudflare.com2026-03-30 → 2026-04-13 · 2 obs
● 2026-04-13 19:51:28
●NSuma.ns.cloudflare.com2026-03-30 → 2026-04-13 · 2 obs
● 2026-04-13 19:51:28
●A104.21.58.172026-03-30 → 2026-04-13 · 2 obs
● 2026-04-13 19:51:28
●A172.67.197.532026-03-30 → 2026-04-13 · 2 obs
● 2026-04-13 19:51:28
●A2606:4700:3030::ac43:c5352026-03-30 → 2026-04-13 · 2 obs
● 2026-04-13 19:51:28
●A2606:4700:3031::6815:3a112026-03-30 → 2026-04-13 · 2 obs
● 2026-04-13 19:51:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, c.dns.cn, a.dns.cn, b.dns.cn... | - |
| 99sem.cn | uma.ns.cloudflare.com, anuj.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.146
NS records: uma.ns.cloudflare.com, anuj.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 99sem.cn (unsigned zone)
⏱️ Timing
Total: 774ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.58.17, 172.67.197.53 |
| AAAA | 2 | 2606:4700:3030::ac43:c535, 2606:4700:3031::6815:3a11 |
| NS | 2 | anuj.ns.cloudflare.com, uma.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | anuj.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
99sem.cn maps to four IP numbers: 2606:4700:3030::ac43:c535, 2606:4700:3031::6815:3a11, 104.21.58.17 and 172.67.197.53.
Other host names such as www.shortbioideas.com, cxfeedback.com, trservice.com, voucherku.com and nojohnkerry.org share IPs with 99sem.cn.
Name Servers
Two name servers anuj.ns.cloudflare.com and uma.ns.cloudflare.com handle the delegation for 99sem.cn.
99sem.cn shares the same name server setup as other domains, for example sn114.cn, mazao.cn, tyang.cn, gozt.cn and eversendai.com.
99sem.cn at least partially shares name servers with other domains, for example project-cannabis.com, universidadevalores.org, cdgcommerce.net, bildu.info and megansmoving.com.
these name servers are commonly used alongside sharon.ns.cloudflare.com name servers.
Host names with six IP numbers:
anuj.ns.cloudflare.com points to 2606:4700:58::adf5:3b41, 2803:f800:50::6ca2:c141, 2a06:98c1:50::ac40:2141, 108.162.193.65, 172.64.33.65 and 173.245.59.65.
uma.ns.cloudflare.com points to 2606:4700:50::adf5:3a92, 2803:f800:50::6ca2:c092, 2a06:98c1:50::ac40:2092, 108.162.192.146, 172.64.32.146 and 173.245.58.146.