udfv.cn - robtex.com
udfv.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.143.39.28🇺🇸 HKCICL-AS-AP104.143.39.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | a12.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 | b12.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=1770961278 | ||||||
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=2034593213 | ||||||
Subdomains
www.udfv.cn |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSa.share-dns.com2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 22:18:04
● 2026-03-27 10:34:28
●NSa12.share-dns.com2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 22:18:04
● 2026-03-27 10:34:28
●NSb.share-dns.net2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 22:18:04
● 2026-03-27 10:34:28
●NSb12.share-dns.net2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 22:18:04
● 2026-03-27 10:34:28
○NSdns19.hichina.com2021-02-09 → 2021-03-02 · 5 obs
● 2021-02-09 15:20:44
● 2021-03-02 06:39:14
○ 2026-03-26 22:18:04
○ 2026-03-27 10:34:28
○NSdns20.hichina.com2021-02-09 → 2021-03-02 · 5 obs
● 2021-02-09 15:20:44
● 2021-03-02 06:39:14
○ 2026-03-26 22:18:04
○ 2026-03-27 10:34:28
○NSwww.udfv.cn2018-09-10 → 2018-09-10 · 3 obs
○ 2021-02-09 15:20:44
○ 2026-03-27 10:34:28
●A104.143.39.282026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 22:18:04
● 2026-03-27 10:34:28
○A76.164.200.422021-02-09 → 2021-03-02 · 4 obs
● 2021-03-02 06:39:14
○ 2026-03-26 22:18:04
○ 2026-03-27 10:34:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| udfv.cn | a12.share-dns.com, b12.share-dns.net | - |
✅ Authoritative Response
Server:172.64.52.239
NS records: a12.share-dns.com, b12.share-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for udfv.cn (unsigned zone)
⏱️ Timing
Total: 542ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.143.39.28 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
Analysis
Hierarchy
The parent of www.udfv.cn is udfv.cn.
IP Addresses
udfv.cn points to IP number: 104.143.39.28.
Other host names, for instance whzs01.com and xcpv.cn, share IP numbers with udfv.cn.
Name Servers
udfv.cn is delegated to four name servers: a12.share-dns.com, a.share-dns.com, b12.share-dns.net and b.share-dns.net.
udfv.cn at least partially shares name servers with other domains, for instance xiaochengsh.com, jzyshow.com, htgyy.com, chineseaffiliate.com and thearborvitae.com.
These name servers are commonly used alongside a2.share-dns.com, b2.share-dns.net, a10.share-dns.com, b10.share-dns.net, a1.share-dns.com, b1.share-dns.net, a4.share-dns.com, b4.share-dns.net, a11.share-dns.com and b11.share-dns.net.
Host names with one IP target:
a12.share-dns.com maps to 172.64.53.25
a.share-dns.com maps to 172.64.53.25
b12.share-dns.net maps to 172.64.52.239
b.share-dns.net maps to 172.64.52.239
Host names that map to 172.64.53.25: a12.share-dns.com and a.share-dns.com
Host names that map to 172.64.52.239: b12.share-dns.net and b.share-dns.net