ddvdu.com - robtex.com
ddvdu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 122.247.216.250🇨🇳 CHINATELECOM-ZHEJIANG-NINGBO-IDC122.247.216.0/21 Chinanet-NingBo-IDC | ||||||
| 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=1773654080 | ||||||
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
ddvdu.com |
Similar names
DNS History
7 records (5 active, 2 former)
○NSdns10.hichina.com2016-12-20 → 2016-12-20 · 3 obs
○ 2026-03-23 11:23:30
○ 2026-03-23 11:23:34
○NSdns9.hichina.com2016-12-20 → 2016-12-20 · 3 obs
○ 2026-03-23 11:23:30
○ 2026-03-23 11:23:34
●NSns1.judns.com2026-03-23 → 2026-03-23 · 3 obs
● 2026-03-23 11:23:30
● 2026-03-23 11:23:34
●NSns1.julydns.com2026-03-23 → 2026-03-23 · 3 obs
● 2026-03-23 11:23:30
● 2026-03-23 11:23:34
●NSns2.judns.com2026-03-23 → 2026-03-23 · 3 obs
● 2026-03-23 11:23:30
● 2026-03-23 11:23:34
●NSns2.julydns.com2026-03-23 → 2026-03-23 · 3 obs
● 2026-03-23 11:23:30
● 2026-03-23 11:23:34
●A122.247.216.2502026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 11:23:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ddvdu.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ddvdu.com (unsigned zone)
⏱️ Timing
Total: 3237ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 122.247.216.250 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
IP Addresses
ddvdu.com maps to IP address 122.247.216.250.
Other host names, for instance hunan.jsfsz.cn, nnssn75.cn, pj64ve.cn, fujian.oms(0x666170).cn and wap.9h27.cn share IP numbers with ddvdu.com.
Name Servers
ddvdu.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
ddvdu.com at least partially shares name servers with other domains such as bigdatach.cn, owotg.cn, ycdmzs.com, zenesse.cn and v1522g.com.
Host names sharing a single IP
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 pointing to 47.97.51.45: ns1.judns.com and ns1.julydns.com.