kopp.cn - robtex.com
kopp.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.toplink.de ⭐ ⚠️ Not in zone NS records | ||||||
| A | 213.218.0.139🇩🇪 TPL-ASN213.218.0.0/19 DE-TOPLINK-19991028 | ||||||
| PTR | ns1.toplink.de | ||||||
| NS | ns2.toplink.net ⚠️ Not in zone NS records | ||||||
| A | 18.192.129.245🇩🇪 Amazon18.192.0.0/15 EC2 FRA prefix | ||||||
| PTR | ec2-18-192-129-245.eu-central-1.compute.amazonaws.com | ||||||
| SOA | ns1.toplink.dehostmaster@kopp.cn serial=0 | ||||||
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=2034600950 | ||||||
Same first word
Similar names
DNS History
10 records (2 active, 8 former)
○NSdns2.webdata.de2015-06-01 → 2016-01-04 · 4 obs
● 2015-06-01 03:34:56
● 2016-01-04 11:39:54
○ 2016-04-13 22:28:34
○ 2026-03-28 20:00:18
● 2016-01-04 11:39:54
○ 2016-04-13 22:28:34
○ 2026-03-28 20:00:18
○NSdns3.webdata.de2015-06-01 → 2016-01-04 · 4 obs
● 2015-06-01 03:34:56
● 2016-01-04 11:39:54
○ 2016-04-13 22:28:34
○ 2026-03-28 20:00:18
● 2016-01-04 11:39:54
○ 2016-04-13 22:28:34
○ 2026-03-28 20:00:18
○NSns1.rrpproxy.net2016-04-13 → 2016-12-30 · 5 obs
○ 2016-01-04 11:39:54
● 2016-04-13 22:28:34
● 2016-12-30 06:46:56
○ 2026-03-27 04:22:24
○ 2026-03-28 20:00:18
● 2016-04-13 22:28:34
● 2016-12-30 06:46:56
○ 2026-03-27 04:22:24
○ 2026-03-28 20:00:18
●NSns1.toplink.de2026-03-27 → 2026-03-28 · 3 obs
○ 2016-12-30 06:46:56
● 2026-03-27 04:22:24
● 2026-03-28 20:00:18
● 2026-03-27 04:22:24
● 2026-03-28 20:00:18
○NSns2.rrpproxy.net2016-04-13 → 2016-12-30 · 5 obs
○ 2016-01-04 11:39:54
● 2016-04-13 22:28:34
● 2016-12-30 06:46:56
○ 2026-03-27 04:22:24
○ 2026-03-28 20:00:18
● 2016-04-13 22:28:34
● 2016-12-30 06:46:56
○ 2026-03-27 04:22:24
○ 2026-03-28 20:00:18
●NSns2.toplink.net2026-03-27 → 2026-03-28 · 3 obs
○ 2016-12-30 06:46:56
● 2026-03-27 04:22:24
● 2026-03-28 20:00:18
● 2026-03-27 04:22:24
● 2026-03-28 20:00:18
○NSns3.rrpproxy.net2016-04-13 → 2016-12-30 · 5 obs
○ 2016-01-04 11:39:54
● 2016-04-13 22:28:34
● 2016-12-30 06:46:56
○ 2026-03-27 04:22:24
○ 2026-03-28 20:00:18
● 2016-04-13 22:28:34
● 2016-12-30 06:46:56
○ 2026-03-27 04:22:24
○ 2026-03-28 20:00:18
○MXmail1.webdata.de2015-06-01 → 2016-01-04 · 4 obs
● 2015-06-01 03:34:56
● 2016-01-04 11:39:54
○ 2016-04-13 22:28:34
○ 2026-03-28 20:00:18
● 2016-01-04 11:39:54
○ 2016-04-13 22:28:34
○ 2026-03-28 20:00:18
○A85.214.222.2212015-06-01 → 2016-01-04 · 4 obs
● 2015-06-01 03:34:56
● 2016-01-04 11:39:54
○ 2016-04-13 22:28:34
○ 2026-03-28 20:00:18
● 2016-01-04 11:39:54
○ 2016-04-13 22:28:34
○ 2026-03-28 20:00:18
○A92.51.135.592016-04-13 → 2016-12-30 · 5 obs
○ 2016-01-04 11:39:54
● 2016-04-13 22:28:34
● 2016-12-30 06:46:56
○ 2026-03-27 04:22:24
○ 2026-03-28 20:00:18
● 2016-04-13 22:28:34
● 2016-12-30 06:46:56
○ 2026-03-27 04:22:24
○ 2026-03-28 20:00:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| kopp.cn | ns1.toplink.de, ns2.toplink.net | - |
✅ Authoritative Response
Server:213.218.0.139
NS records: ns1.toplink.de, ns2.toplink.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kopp.cn (unsigned zone)
⏱️ Timing
Total: 4859ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| SOA | 1 | ns1.toplink.de hostmaster.kopp.cn |
Analysis
Name Servers
kopp.cn is delegated to two name servers: ns1.toplink.de and ns2.toplink.net.
kopp.cn shares the same name server setup as 25.218.213.in-addr.arpa, steripac.ch, plannet.de, toplink-plan.net and scancolor-leipzig.com.
kopp.cn shares some name servers with other domains, for instance fra3.toplink.de.
Host names with a single IP:
ns1.toplink.de points to 213.218.0.139.
ns2.toplink.net points to 18.192.129.245.