openaboc.cn - robtex.com
openaboc.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.sfn.cn ⚠️ Not in zone NS records | ||||||
| A | 111.63.77.29🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route) | ||||||
| NS | ns2.sfn.cn ⚠️ Not in zone NS records | ||||||
| A | 101.37.119.99🇨🇳 Alibaba-Cloud101.37.0.0/17 | ||||||
| A | 111.63.77.30🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route) | ||||||
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=2034797119 | ||||||
Same first word
Similar names
DNS History
7 records (2 active, 5 former)
○NSbjft002_ei_dns_01.abc2017-12-27 → 2017-12-27 · 3 obs
● 2017-12-27 07:29:52
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
○NSns.abchina.com2017-12-27 → 2017-12-27 · 3 obs
● 2017-12-27 07:29:52
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
●NSns1.sfn.cn2026-02-25 → 2026-05-15 · 3 obs
○ 2017-12-27 07:29:52
● 2026-02-25 02:24:32
● 2026-05-15 19:55:26
● 2026-02-25 02:24:32
● 2026-05-15 19:55:26
○NSns2.abchina.com2017-12-27 → 2017-12-27 · 3 obs
● 2017-12-27 07:29:52
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
●NSns2.sfn.cn2026-02-25 → 2026-05-15 · 3 obs
○ 2017-12-27 07:29:52
● 2026-02-25 02:24:32
● 2026-05-15 19:55:26
● 2026-02-25 02:24:32
● 2026-05-15 19:55:26
○NSns3.abchina.com2017-12-27 → 2017-12-27 · 3 obs
● 2017-12-27 07:29:52
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
○NSns4.abchina.com2017-12-27 → 2017-12-27 · 3 obs
● 2017-12-27 07:29:52
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
○ 2026-02-25 02:24:32
○ 2026-05-15 19:55:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| openaboc.cn | ns1.sfn.cn, ns2.sfn.cn | 3 records |
✅ Authoritative Response
Server:111.63.77.29
NS records: ns1.sfn.cn, ns2.sfn.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openaboc.cn (unsigned zone)
⏱️ Timing
Total: 1279ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.sfn.cn, ns2.sfn.cn, ns2.sfn.cn)
Analysis
Name Servers
openaboc.cn's delegation is to two name servers ns1.sfn.cn and ns2.sfn.cn.
openaboc.cn shares the same name server configuration as other domains, such as nrifp.org.cn, snet.com.cn, chab.org.cn, bitic.com.cn and cses.ac.cn.
openaboc.cn shares name servers with other domains to at least some extent, for instance crcapm.com and 12351.cn.
Host names with two IPs:
ns2.sfn.cn points to: 101.37.119.99 and 111.63.77.30.
Host names with one IP:
ns1.sfn.cn points to: 111.63.77.29.