vtoc.cn - robtex.com
vtoc.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.220.37.101🇭🇰 POWERLINE-HK154.220.32.0/19 Digital Core Technology Co., Ltd | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| PTR | ip-47-97-51-45.defastlink.net | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-162-159-27-251.defastlink.net | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-162-159-48-223.defastlink.net | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1758713489 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034546407 | ||||||
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSdns17.hichina.com2015-07-25 → 2017-01-27 · 4 obs
● 2015-07-25 17:07:10
● 2017-01-27 19:31:00
○ 2026-02-28 16:13:10
○ 2026-03-20 03:15:08
● 2017-01-27 19:31:00
○ 2026-02-28 16:13:10
○ 2026-03-20 03:15:08
○NSdns18.hichina.com2015-07-25 → 2017-01-27 · 4 obs
● 2015-07-25 17:07:10
● 2017-01-27 19:31:00
○ 2026-02-28 16:13:10
○ 2026-03-20 03:15:08
● 2017-01-27 19:31:00
○ 2026-02-28 16:13:10
○ 2026-03-20 03:15:08
●NSns1.judns.com2026-02-28 → 2026-03-20 · 3 obs
○ 2017-01-27 19:31:00
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
●NSns1.julydns.com2026-02-28 → 2026-03-20 · 3 obs
○ 2017-01-27 19:31:00
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
●NSns2.judns.com2026-02-28 → 2026-03-20 · 3 obs
○ 2017-01-27 19:31:00
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
●NSns2.julydns.com2026-02-28 → 2026-03-20 · 3 obs
○ 2017-01-27 19:31:00
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
○A121.207.232.122015-07-25 → 2017-01-27 · 4 obs
● 2015-07-25 17:07:10
● 2017-01-27 19:31:00
○ 2026-02-28 16:13:10
○ 2026-03-20 03:15:08
● 2017-01-27 19:31:00
○ 2026-02-28 16:13:10
○ 2026-03-20 03:15:08
●A154.220.37.1012026-02-28 → 2026-03-20 · 3 obs
○ 2017-01-27 19:31:00
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
● 2026-02-28 16:13:10
● 2026-03-20 03:15:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| vtoc.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server: 162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vtoc.cn (unsigned zone)
⏱️ Timing
Total: 1583ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.220.37.101 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
vtoc.cn points to a single IP: 154.220.37.101.
Name Servers
vtoc.cn's delegation is handled by four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
vtoc.cn partially shares name servers with other domains; examples include lousf.com, zfa3.mobi, zpjsk.com, 15cov.cn and g3sql9x6.cn.
Host names with one IP number:
ns1.judns.com points to: 47.97.51.45; ns2.judns.com points to: 162.159.27.251; ns1.julydns.com points to: 47.97.51.45; ns2.julydns.com points to: 162.159.48.223.
Host names that point to 47.97.51.45: ns1.judns.com and ns1.julydns.com.