ulrefvn.cn - robtex.com
ulrefvn.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.212.223.135🇭🇰 MYCLOUD-AS-AP154.212.192.0/18 CloudFly Net Inc Pending | ||||||
| NS | a2.share-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b2.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1781752441 | ||||||
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 2035-03-16 #17 | ||||||
Same first word
ulrefvn.cn |
DNS History
5 records (5 active, 0 former)
●NSa.share-dns.com2026-06-23 → 2026-07-12 · 2 obs
● 2026-07-12 08:19:58
●NSa2.share-dns.com2026-06-23 → 2026-07-12 · 2 obs
● 2026-07-12 08:19:58
●NSb.share-dns.net2026-06-23 → 2026-07-12 · 2 obs
● 2026-07-12 08:19:58
●NSb2.share-dns.net2026-06-23 → 2026-07-12 · 2 obs
● 2026-07-12 08:19:58
●A154.212.223.1352026-06-23 → 2026-07-12 · 2 obs
● 2026-07-12 08:19:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, d.dns.cn, a.dns.cn, e.dns.cn... | - |
| ulrefvn.cn | a2.share-dns.com, b2.share-dns.net | - |
✅ Authoritative Response
Server:172.64.53.25
NS records: a2.share-dns.com, b2.share-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ulrefvn.cn (unsigned zone)
⏱️ Timing
Total: 1150ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.212.223.135 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
Analysis
IP Addresses
ulrefvn.cn has exactly one IP address — 154.212.223.135.
There are other host names — dongmansy.pro among them — that share IP numbers with ulrefvn.cn.
Name Servers
Four name servers handle the delegation for ulrefvn.cn: a2.share-dns.com, a.share-dns.com, b2.share-dns.net and b.share-dns.net.
ulrefvn.cn shares at least some of its name servers with other domains, including syncprotocoldapps.com, lyg-fdj.com, lqhfjx.com and two others.
These name servers are frequently seen alongside a3.share-dns.com, b3.share-dns.net, a4.share-dns.com and 7 other name servers.
a2.share-dns.com and a.share-dns.com share the IP address 172.64.53.25; b2.share-dns.net and b.share-dns.net share the IP address 172.64.52.239.
Host names pointing to 172.64.53.25 IP addresses: a2.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239 IP addresses: b2.share-dns.net and b.share-dns.net.