how18.cn - robtex.com
how18.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::ac43:aef9🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:1f30🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.31.48Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.174.249🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | pat.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a8b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c08b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:208b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 108.162.192.139🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 172.64.32.139🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| A | 173.245.58.139🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | pat.ns.cloudflare.com | ||||||
| NS | paul.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b87🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | paul.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c187🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | paul.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2187🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | paul.ns.cloudflare.com | ||||||
| A | 108.162.193.135🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | paul.ns.cloudflare.com | ||||||
| A | 172.64.33.135🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | paul.ns.cloudflare.com | ||||||
| A | 173.245.59.135🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | paul.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.31.48, 172.67.174.249 | ||||||
| IPv6 hints | 2606:4700:3036::ac43:aef9, 2606:4700:3037::6815:1f30 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=130, name=cloudflare-ech.com | ||||||
| SOA | pat.ns.cloudflare.comdns@cloudflare.com serial=2400117874 | ||||||
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=2034704229 | ||||||
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
○NSns1.51dns.com2015-08-16 → 2015-12-11 · 4 obs
● 2015-12-11 10:33:24
○ 2016-03-08 12:52:12
○ 2026-04-23 20:45:18
○NSns2.51dns.com2015-08-16 → 2015-08-16 · 3 obs
○ 2016-03-08 12:52:12
○ 2026-04-23 20:45:18
●NSpat.ns.cloudflare.com2026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 22:50:26
● 2026-04-23 20:45:18
●NSpaul.ns.cloudflare.com2026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 22:50:26
● 2026-04-23 20:45:18
●A104.21.31.482026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 22:50:26
● 2026-04-23 20:45:18
●A172.67.174.2492026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 22:50:26
● 2026-04-23 20:45:18
●A2606:4700:3036::ac43:aef92026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 22:50:26
● 2026-04-23 20:45:18
●A2606:4700:3037::6815:1f302026-04-01 → 2026-04-23 · 3 obs
● 2026-04-01 22:50:26
● 2026-04-23 20:45:18
○A50.117.114.822015-08-16 → 2015-12-11 · 4 obs
● 2015-12-11 10:33:24
○ 2016-03-08 12:52:12
○ 2026-04-23 20:45:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn... | - |
| how18.cn | pat.ns.cloudflare.com, paul.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.135
NS records: pat.ns.cloudflare.com, paul.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for how18.cn (unsigned zone)
⏱️ Timing
Total: 814ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.31.48, 172.67.174.249 |
| AAAA | 2 | 2606:4700:3036::ac43:aef9, 2606:4700:3037::6815:1f30 |
| NS | 2 | pat.ns.cloudflare.com, paul.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | pat.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
how18.cn maps to four IP numbers: 2606:4700:3036::ac43:aef9, 2606:4700:3037::6815:1f30, 104.21.31.48 and 172.67.174.249.
Other host names, for instance grandbettingzone.com, jkqah.cn, heydaytop.sbs, helite.co.il and 8992017.com share IP numbers with how18.cn.
Name Servers
Two name servers pat.ns.cloudflare.com and paul.ns.cloudflare.com handle delegation for how18.cn.
how18.cn uses the same name server setup as other domains, for example playrien.com, banksforyou.com, techops.io, piventures.com and indianserverhosting.com.
how18.cn partially shares name servers with other domains; examples include costmonitor.de, rene-meye.de, barneyou.ru, rufussusb.site and msginreach.com.
Host names with six IP numbers: pat.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8b, 2803:f800:50::6ca2:c08b, 2a06:98c1:50::ac40:208b, 108.162.192.139, 172.64.32.139 and 173.245.58.139; paul.ns.cloudflare.com points to: 2606:4700:58::adf5:3b87, 2803:f800:50::6ca2:c187, 2a06:98c1:50::ac40:2187, 108.162.193.135, 172.64.33.135 and 173.245.59.135.