czybcsb.cn - robtex.com
czybcsb.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:dfce🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:4686🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.70.134Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.223.206🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | daphne.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26a9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | daphne.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2a9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | daphne.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22a9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | daphne.ns.cloudflare.com | ||||||
| A | 108.162.194.169🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | daphne.ns.cloudflare.com | ||||||
| A | 162.159.38.169Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | daphne.ns.cloudflare.com | ||||||
| A | 172.64.34.169🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | daphne.ns.cloudflare.com | ||||||
| NS | maxim.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cc6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maxim.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3c6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | maxim.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23c6🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | maxim.ns.cloudflare.com | ||||||
| A | 108.162.195.198🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maxim.ns.cloudflare.com | ||||||
| A | 162.159.44.198Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maxim.ns.cloudflare.com | ||||||
| A | 172.64.35.198🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | maxim.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.70.134, 172.67.223.206 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:dfce, 2606:4700:3036::6815:4686 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com | ||||||
| SOA | daphne.ns.cloudflare.comdns@cloudflare.com serial=2400463760 | ||||||
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=2034784876 | ||||||
Same first word
czybcsb.cn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSdaphne.ns.cloudflare.com2026-05-04 → 2026-05-13 · 2 obs
● 2026-05-13 00:53:24
●NSmaxim.ns.cloudflare.com2026-05-04 → 2026-05-13 · 2 obs
● 2026-05-13 00:53:24
●A104.21.70.1342026-05-04 → 2026-05-13 · 2 obs
● 2026-05-13 00:53:24
●A172.67.223.2062026-05-04 → 2026-05-13 · 2 obs
● 2026-05-13 00:53:24
●A2606:4700:3031::ac43:dfce2026-05-04 → 2026-05-13 · 2 obs
● 2026-05-13 00:53:24
●A2606:4700:3036::6815:46862026-05-04 → 2026-05-13 · 2 obs
● 2026-05-13 00:53:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| czybcsb.cn | maxim.ns.cloudflare.com, daphne.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.198
NS records: maxim.ns.cloudflare.com, daphne.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for czybcsb.cn (unsigned zone)
⏱️ Timing
Total: 1396ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.223.206, 104.21.70.134 |
| AAAA | 2 | 2606:4700:3031::ac43:dfce, 2606:4700:3036::6815:4686 |
| NS | 2 | daphne.ns.cloudflare.com, maxim.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | daphne.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
czybcsb.cn maps to four IP numbers: 2606:4700:3031::ac43:dfce, 2606:4700:3036::6815:4686, 104.21.70.134 and 172.67.223.206.
Other host names, for instance www.wspolna.org, spotifysgroup.top, pvc.co.za, abc1122.com and webmasterei-prange.de share IP numbers with czybcsb.cn.
Name Servers
Two name servers daphne.ns.cloudflare.com and maxim.ns.cloudflare.com are delegated to czybcsb.cn.
czybcsb.cn uses the same name server configuration as other domains, such as zhaijishou.cn, longwuhua.com, jckjfhw.cn, xphjy.com and zbmaibu.com.
czybcsb.cn at least partially shares name servers with other domains such as peliculas-gratis.com.mx, addresshouse.win, source1x.com, enduron.cn and reducecompanydebts.com.
These name servers are commonly used with terin.ns.cloudflare.com and seth.ns.cloudflare.com.
Host names with six IP numbers: Host name daphne.ns.cloudflare.com points to 2606:4700:50::a29f:26a9, 2803:f800:50::6ca2:c2a9, 2a06:98c1:50::ac40:22a9, 108.162.194.169, 162.159.38.169 and 172.64.34.169; host name maxim.ns.cloudflare.com points to 2606:4700:58::a29f:2cc6, 2803:f800:50::6ca2:c3c6, 2a06:98c1:50::ac40:23c6, 108.162.195.198, 162.159.44.198 and 172.64.35.198.