isyfo.cn - robtex.com
isyfo.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:d168🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:2d28🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.45.40Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.209.104🇺🇸 Cloudflare172.67.208.0/20 , 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 | sharon.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3add🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20dd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 108.162.192.221🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 172.64.32.221🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 173.245.58.221🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.45.40, 172.67.209.104 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:d168, 2606:4700:3037::6815:2d28 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com | ||||||
| SOA | anuj.ns.cloudflare.comdns@cloudflare.com serial=2397326301 | ||||||
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=2034689941 | ||||||
Same first word
isyfo.cn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSanuj.ns.cloudflare.com2026-03-31 → 2026-04-20 · 2 obs
● 2026-04-20 05:24:18
●NSsharon.ns.cloudflare.com2026-03-31 → 2026-04-20 · 2 obs
● 2026-04-20 05:24:18
●A104.21.45.402026-03-31 → 2026-04-20 · 2 obs
● 2026-04-20 05:24:18
●A172.67.209.1042026-03-31 → 2026-04-20 · 2 obs
● 2026-04-20 05:24:18
●A2606:4700:3031::ac43:d1682026-03-31 → 2026-04-20 · 2 obs
● 2026-04-20 05:24:18
●A2606:4700:3037::6815:2d282026-03-31 → 2026-04-20 · 2 obs
● 2026-04-20 05:24:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, d.dns.cn, e.dns.cn, a.dns.cn... | - |
| isyfo.cn | anuj.ns.cloudflare.com, sharon.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.65
NS records: anuj.ns.cloudflare.com, sharon.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for isyfo.cn (unsigned zone)
⏱️ Timing
Total: 331ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.209.104, 104.21.45.40 |
| AAAA | 2 | 2606:4700:3037::6815:2d28, 2606:4700:3031::ac43:d168 |
| NS | 2 | anuj.ns.cloudflare.com, sharon.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | anuj.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
isyfo.cn resolves to four IP numbers: 2606:4700:3031::ac43:d168, 2606:4700:3037::6815:2d28, 104.21.45.40 and 172.67.209.104.
Other host names such as invue.org, kmdtuning.com, thebraintumourcharity.org, preciouspreschool.kids and www.thebraintumourcharity.org share IPs with isyfo.cn.
Name Servers
isyfo.cn is delegated to two name servers: anuj.ns.cloudflare.com and sharon.ns.cloudflare.com.
isyfo.cn shares the same name server setup as ci2008.com, elaite.cn, punkphotography.net, xigoo.cn and 2-80.cn.
isyfo.cn at least partially shares name servers with other domains, for instance femdommatch.com, sormarken.pl, mayantara.sch.id, aicodefoundry.com and theilp.org.uk.
These name servers are commonly used together with skip.ns.cloudflare.com, gerald.ns.cloudflare.com and maria.ns.cloudflare.com.
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.
sharon.ns.cloudflare.com points to 2606:4700:50::adf5:3add, 2803:f800:50::6ca2:c0dd, 2a06:98c1:50::ac40:20dd, 108.162.192.221, 172.64.32.221 and 173.245.58.221.