b004.cn - robtex.com
b004.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=2034664016 | ||||||
Same first word
Similar names
DNS History
12 records (3 active, 9 former)
●NSdns7.expirenotification.com2026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 00:39:04
●NSdns8.expirenotification.com2026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 00:39:04
○NSns1.51dns.com2015-12-01 → 2015-12-01 · 3 obs
○ 2017-03-14 15:39:12
○ 2026-04-13 00:39:04
○NSns1.eedns.com2017-03-14 → 2017-03-14 · 4 obs
● 2017-03-14 15:39:12
○ 2026-03-07 08:31:56
○ 2026-04-13 00:39:04
○NSns1.nowcndns.com2026-03-07 → 2026-03-24 · 4 obs
● 2026-03-07 08:31:56
● 2026-03-24 07:04:22
○ 2026-04-13 00:39:04
○NSns2.51dns.com2015-12-01 → 2015-12-01 · 3 obs
○ 2017-03-14 15:39:12
○ 2026-04-13 00:39:04
○NSns2.eedns.com2017-03-14 → 2017-03-14 · 4 obs
● 2017-03-14 15:39:12
○ 2026-03-07 08:31:56
○ 2026-04-13 00:39:04
○NSns2.nowcndns.com2026-03-07 → 2026-03-24 · 4 obs
● 2026-03-07 08:31:56
● 2026-03-24 07:04:22
○ 2026-04-13 00:39:04
○A108.186.200.1462015-12-01 → 2016-07-08 · 4 obs
● 2016-07-08 04:10:48
○ 2017-03-14 15:39:12
○ 2026-04-13 00:39:04
○A149.120.169.12026-03-07 → 2026-03-24 · 4 obs
● 2026-03-07 08:31:56
● 2026-03-24 07:04:22
○ 2026-04-13 00:39:04
●A172.232.112.2212026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 00:39:04
○A68.64.171.1712017-03-14 → 2017-03-14 · 4 obs
● 2017-03-14 15:39:12
○ 2026-03-07 08:31:56
○ 2026-04-13 00:39:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| b004.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 b004.cn (unsigned zone)
⏱️ Timing
Total: 1336ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.232.112.221 |
Analysis
IP Addresses
b004.cn points to an IP address: 172.232.112.221.
other host names include msfgroup.com, 16855.pbmkm.cn, cdqsjc.com, xueyanshe.cn and tcxxw.cn; they share IP numbers with b004.cn.
Name Servers
Two name servers dns7.expirenotification.com and dns8.expirenotification.com handle the delegation for b004.cn.
b004.cn shares the same name server setup as other domains, for instance hbxxt.com.cn, imseoer.net.cn, hyioa.cn, uldh.cn and xdz.com.cn.
Host names with 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