opnn.cn - robtex.com
opnn.cn
| DNSSEC | ⚠️ Not signed | ||||||
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=2034589344 | ||||||
Same first word
opnn.cn |
Similar names
ponn.ru |
onpn.de |
nopn.com |
nopn.net |
npno.org |
pnon.com |
npon.com |
ponn.eu |
onnp.org |
ponn.de |
ponn.net |
ponn.ee |
nopn.org |
nnop.de |
nnpo.ru |
nonp.net |
ponn.com |
nnpo.hatenablog.com |
ponn.nl |
nnpo.com |
DNS History
8 records (0 active, 8 former)
○NSdns.bizcn.com2015-10-27 → 2018-08-02 · 4 obs
● 2015-10-27 16:59:38
● 2018-08-02 01:50:12
○ 2026-03-10 01:26:16
○ 2026-03-26 10:57:52
● 2018-08-02 01:50:12
○ 2026-03-10 01:26:16
○ 2026-03-26 10:57:52
○NSns1.nowcndns.com2026-03-10 → 2026-03-10 · 4 obs
○ 2018-08-02 01:50:12
● 2026-03-10 01:26:16
○ 2026-03-26 10:57:50
○ 2026-03-26 10:57:52
● 2026-03-10 01:26:16
○ 2026-03-26 10:57:50
○ 2026-03-26 10:57:52
○NSns2.nowcndns.com2026-03-10 → 2026-03-10 · 4 obs
○ 2018-08-02 01:50:12
● 2026-03-10 01:26:16
○ 2026-03-26 10:57:50
○ 2026-03-26 10:57:52
● 2026-03-10 01:26:16
○ 2026-03-26 10:57:50
○ 2026-03-26 10:57:52
○NSns7.cnmsn.net2015-10-27 → 2018-08-02 · 4 obs
● 2015-10-27 16:59:38
● 2018-08-02 01:50:12
○ 2026-03-10 01:26:16
○ 2026-03-26 10:57:52
● 2018-08-02 01:50:12
○ 2026-03-10 01:26:16
○ 2026-03-26 10:57:52
○NSns8.cnmsn.net2015-10-27 → 2018-08-02 · 4 obs
● 2015-10-27 16:59:38
● 2018-08-02 01:50:12
○ 2026-03-10 01:26:16
○ 2026-03-26 10:57:52
● 2018-08-02 01:50:12
○ 2026-03-10 01:26:16
○ 2026-03-26 10:57:52
○A103.229.30.582015-10-27 → 2015-10-27 · 3 obs
● 2015-10-27 16:59:38
○ 2016-04-18 07:54:06
○ 2026-03-26 10:57:52
○ 2016-04-18 07:54:06
○ 2026-03-26 10:57:52
○A103.30.7.482016-04-18 → 2017-02-08 · 5 obs
○ 2015-10-27 16:59:38
● 2016-04-18 07:54:06
● 2017-02-08 06:01:12
○ 2018-08-02 01:50:12
○ 2026-03-26 10:57:52
● 2016-04-18 07:54:06
● 2017-02-08 06:01:12
○ 2018-08-02 01:50:12
○ 2026-03-26 10:57:52
○A38.12.103.892026-03-10 → 2026-03-10 · 4 obs
○ 2018-08-02 01:50:12
● 2026-03-10 01:26:16
○ 2026-03-26 10:57:50
○ 2026-03-26 10:57:52
● 2026-03-10 01:26:16
○ 2026-03-26 10:57:50
○ 2026-03-26 10:57:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| opnn.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:183.253.57.202
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 4114ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.12.103.89 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |