cvtbj.com - robtex.com
cvtbj.com
| DNSSEC | ⚠️ Not signed | ||||||
| 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 | ||||||
| PTR | ip-172-64-53-25.defastlink.net | ||||||
| NS | a8.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 | ||||||
| PTR | ip-172-64-53-25.defastlink.net | ||||||
| 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 | ||||||
| PTR | ip-172-64-52-239.defastlink.net | ||||||
| NS | b8.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 | ||||||
| PTR | ip-172-64-52-239.defastlink.net | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
cvtbj.com |
Similar names
DNS History
12 records (4 active, 8 former)
●NSa.share-dns.com2026-02-19 → 2026-03-23 · 3 obs
● 2026-02-19 02:48:46
● 2026-03-23 06:43:18
●NSa8.share-dns.com2026-02-19 → 2026-03-23 · 3 obs
● 2026-02-19 02:48:46
● 2026-03-23 06:43:18
●NSb.share-dns.net2026-02-19 → 2026-03-23 · 3 obs
● 2026-02-19 02:48:46
● 2026-03-23 06:43:18
●NSb8.share-dns.net2026-02-19 → 2026-03-23 · 3 obs
● 2026-02-19 02:48:46
● 2026-03-23 06:43:18
○NSns11.bigwww.com2015-07-07 → 2017-08-21 · 4 obs
● 2017-08-21 05:53:58
○ 2026-02-19 02:48:46
○ 2026-03-23 06:43:18
○MXmail.cvtbj.com2015-07-07 → 2017-08-21 · 4 obs
● 2017-08-21 05:53:58
○ 2026-02-19 02:48:46
○ 2026-03-23 06:43:18
○MXpop3.cvtbj.com2015-07-07 → 2015-09-05 · 4 obs
● 2015-09-05 03:00:40
○ 2015-11-23 10:42:54
○ 2026-03-23 06:43:18
○A115.28.149.542016-10-19 → 2016-12-21 · 5 obs
● 2016-10-19 03:59:16
● 2016-12-21 11:47:56
○ 2017-08-21 05:53:58
○ 2026-03-23 06:43:18
○A42.121.41.352015-09-04 → 2016-08-13 · 5 obs
● 2015-09-04 15:08:52
● 2016-08-13 00:20:48
○ 2016-10-19 03:59:16
○ 2026-03-23 06:43:18
○A42.121.43.52015-07-07 → 2015-07-07 · 3 obs
○ 2015-09-04 15:08:52
○ 2026-03-23 06:43:18
○CNAMEwww.cvtbj.com2015-07-07 → 2017-08-21 · 4 obs
● 2017-08-21 05:53:58
○ 2026-02-19 02:48:46
○ 2026-03-23 06:43:18
○CNAMEze7217y9rqaoz0hq0xiv14h8ujjvltuh.waf.aliyun.com2015-09-04 → 2016-12-21 · 5 obs
● 2015-09-04 15:08:52
● 2016-12-21 11:47:56
○ 2017-08-21 05:53:58
○ 2026-03-23 06:43:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| cvtbj.com | b8.share-dns.net, a8.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.53.25
NS records: b8.share-dns.net, a8.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cvtbj.com (unsigned zone)
⏱️ Timing
Total: 151ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | a.share-dns.com, b.share-dns.net |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a8.share-dns.com)
Analysis
Name Servers
cvtbj.com delegates to four name servers: a8.share-dns.com, a.share-dns.com, b8.share-dns.net and b.share-dns.net.
cvtbj.com at least partially shares name servers with other domains, for instance daestra.com, hywsdtaxi.com, fzghbz.com, japane(0x736578)(0x787878).com and senrain.com.
these name servers are commonly used with a7.share-dns.com, b7.share-dns.net, a6.share-dns.com, b6.share-dns.net, a2.share-dns.com, b2.share-dns.net, a10.share-dns.com, b10.share-dns.net, a11.share-dns.com and b11.share-dns.net.
Hostnames with one IP:
a8.share-dns.com resolves to 172.64.53.25.
a.share-dns.com resolves to 172.64.53.25.
b8.share-dns.net resolves to 172.64.52.239.
b.share-dns.net resolves to 172.64.52.239.
Hostnames resolving to 172.64.53.25: a8.share-dns.com and a.share-dns.com.
Hostnames resolving to 172.64.52.239: b8.share-dns.net and b.share-dns.net.