szzyf.cn - robtex.com
szzyf.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:b48🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3030::ac43:9485🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.11.72Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.148.133🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dorthy.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3af9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0f9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20f9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 108.162.192.249🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 172.64.32.249🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 173.245.58.249🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| NS | rayden.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2ca3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23a3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 108.162.195.163🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 162.159.44.163Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 172.64.35.163🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.11.72, 172.67.148.133 | ||||||
| IPv6 hints | 2606:4700:3030::6815:b48, 2606:4700:3030::ac43:9485 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=173, name=cloudflare-ech.com | ||||||
| SOA | dorthy.ns.cloudflare.comdns@cloudflare.com serial=2403218723 | ||||||
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=2034774584 | ||||||
Same first word
szzyf.cn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSdorthy.ns.cloudflare.com2026-05-09 → 2026-05-10 · 2 obs
● 2026-05-10 13:21:28
●NSrayden.ns.cloudflare.com2026-05-09 → 2026-05-10 · 2 obs
● 2026-05-10 13:21:28
●A104.21.11.722026-05-09 → 2026-05-10 · 2 obs
● 2026-05-10 13:21:28
●A172.67.148.1332026-05-09 → 2026-05-10 · 2 obs
● 2026-05-10 13:21:28
●A2606:4700:3030::6815:b482026-05-09 → 2026-05-10 · 2 obs
● 2026-05-10 13:21:28
●A2606:4700:3030::ac43:94852026-05-09 → 2026-05-10 · 2 obs
● 2026-05-10 13:21:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, c.dns.cn, e.dns.cn, d.dns.cn... | - |
| szzyf.cn | dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.249
NS records: dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for szzyf.cn (unsigned zone)
⏱️ Timing
Total: 1290ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.148.133, 104.21.11.72 |
| AAAA | 2 | 2606:4700:3030::ac43:9485, 2606:4700:3030::6815:b48 |
| NS | 2 | dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dorthy.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
szzyf.cn maps to four IP numbers: 2606:4700:3030::6815:b48, 2606:4700:3030::ac43:9485, 104.21.11.72 and 172.67.148.133.
other host names include de.readbeast.blog, trustusdxau.com, toploo.net, citadelo.nl and iazk-protect.pro; they share IP numbers with szzyf.cn.
Name Servers
Two name servers dorthy.ns.cloudflare.com and rayden.ns.cloudflare.com handle the delegation for szzyf.cn.
szzyf.cn shares the same name server setup as other domains, for instance hzzhongyou.com, ixxe.ru, xw31.cn, china-si.com and jbon.net.
szzyf.cn at least partially shares name servers with other domains, for instance 3forks.net, just3preety.com, abc88v.com, afa.asn.au and mariscal.com.pa.
These name servers are commonly used with the following: hera.ns.cloudflare.com, brett.ns.cloudflare.com, norm.ns.cloudflare.com and tanner.ns.cloudflare.com.
Six IP addresses per host:
dorthy.ns.cloudflare.com points to 2606:4700:50::adf5:3af9, 2803:f800:50::6ca2:c0f9, 2a06:98c1:50::ac40:20f9, 108.162.192.249, 172.64.32.249 and 173.245.58.249; rayden.ns.cloudflare.com points to 2606:4700:58::a29f:2ca3, 2803:f800:50::6ca2:c3a3, 2a06:98c1:50::ac40:23a3, 108.162.195.163, 162.159.44.163 and 172.64.35.163