jack3.cn - robtex.com
jack3.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.232.112.221🇮🇳 AKAMAI-LINODE-AP172.232.96.0/19 Akamai Technologies | ||||||
| PTR | 172-232-112-221.ip.linodeusercontent.com | ||||||
| NS | dns7.expirenotification.com ⚠️ Not in zone NS records | ||||||
| A | 123.58.214.101🇭🇰 UCLOUD-1123.58.214.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL, | ||||||
| NS | dns8.expirenotification.com ⚠️ Not in zone NS records | ||||||
| A | 123.58.214.101🇭🇰 UCLOUD-1123.58.214.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL, | ||||||
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=2034672956 | ||||||
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
●NSdns7.expirenotification.com2026-04-15 → 2026-04-15 · 3 obs
● 2026-04-15 10:41:46
● 2026-04-15 10:41:50
●NSdns8.expirenotification.com2026-04-15 → 2026-04-15 · 3 obs
● 2026-04-15 10:41:46
● 2026-04-15 10:41:50
○NSns1.nowcndns.com2026-03-25 → 2026-03-25 · 3 obs
○ 2026-04-15 10:41:46
○ 2026-04-15 10:41:50
○NSns2.nowcndns.com2026-03-25 → 2026-03-25 · 3 obs
○ 2026-04-15 10:41:46
○ 2026-04-15 10:41:50
○A149.120.169.1442026-03-25 → 2026-03-25 · 3 obs
○ 2026-04-15 10:41:46
○ 2026-04-15 10:41:50
●A172.232.112.2212026-04-15 → 2026-04-15 · 3 obs
● 2026-04-15 10:41:46
● 2026-04-15 10:41:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn... | - |
| jack3.cn | dns7.expirenotification.com, dns8.expirenotification.com | - |
✅ Authoritative Response
Server:123.58.214.101
NS records: dns7.expirenotification.com, dns8.expirenotification.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jack3.cn (unsigned zone)
⏱️ Timing
Total: 1425ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.232.112.221 |
Analysis
IP Addresses
jack3.cn points to a single IP number: 172.232.112.221.
Other host names, for instance jmxcm.cn, 57d1.850671.com, szlangshi.com, 028seo.cn and yongfengcun.cn share IP numbers with jack3.cn.
Name Servers
Delegation for jack3.cn rests with two name servers, dns7.expirenotification.com and dns8.expirenotification.com.
jack3.cn shares the same name server setup as other domains, including adready.cn, fagirx.cn, 038ka.cn, se-so-tec.com.cn and lcxus.cn.
Host names sharing a single IP:
dns7.expirenotification.com points to 123.58.214.101
dns8.expirenotification.com points to 123.58.214.101
Host names that point to 123.58.214.101: dns7.expirenotification.com and dns8.expirenotification.com