koac-npc.de - robtex.com
koac-npc.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a02:2350:5:113:802b:a544:ee9d:a979🇩🇰 ONECOM2a02:2350::/32 One.com A/S | ||||||
| A | 77.111.243.68🇩🇰 ONECOM77.111.240.0/22 One.com A/S | ||||||
| NS | ns01.forward.antagonist.nl ⭐ | ||||||
| A | 2001:67c:28cc::16ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns01.forward.antagonist.nl | ||||||
| A | 195.206.121.16ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns01.forward.antagonist.nl | ||||||
| NS | ns02.forward.antagonist.net | ||||||
| A | 2001:67c:3c0::16🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns02.forward.antagonist.net | ||||||
| A | 185.10.11.16ONECOM185.10.11.0/24 | ||||||
| PTR | ns02.forward.antagonist.net | ||||||
| TXT | v=spf1 include:_custspf.g1i.one a mx ip4:195.211.72.0/22 ip4:141.138.168.0/21... | ||||||
| SOA | ns01.forward.antagonist.nlhostmaster@forward.antagonist.nl 2026-04-10 #1 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1777083825 | ||||||
Same first word
DNS History
16 records (4 active, 12 former)
○NSdns1.qdc.nl2015-07-31 → 2017-03-19 · 4 obs
● 2017-03-19 17:00:40
○ 2026-02-24 15:18:40
○ 2026-04-25 02:36:14
○NSdns2.qdc.nl2015-07-31 → 2017-03-19 · 4 obs
● 2017-03-19 17:00:40
○ 2026-02-24 15:18:40
○ 2026-04-25 02:36:14
○NSdns3.qdc.nl2015-07-31 → 2017-03-19 · 4 obs
● 2017-03-19 17:00:40
○ 2026-02-24 15:18:40
○ 2026-04-25 02:36:14
●NSns01.forward.antagonist.nl2026-04-11 → 2026-04-25 · 3 obs
● 2026-04-11 22:53:42
● 2026-04-25 02:36:14
●NSns02.forward.antagonist.net2026-04-11 → 2026-04-25 · 3 obs
● 2026-04-11 22:53:42
● 2026-04-25 02:36:14
○NSns1.openprovider.nl2026-02-24 → 2026-04-07 · 5 obs
● 2026-02-24 15:18:40
● 2026-04-07 21:25:44
○ 2026-04-11 22:53:42
○ 2026-04-25 02:36:14
○NSns2.openprovider.be2026-02-24 → 2026-04-07 · 5 obs
● 2026-02-24 15:18:40
● 2026-04-07 21:25:44
○ 2026-04-11 22:53:42
○ 2026-04-25 02:36:14
○NSns3.openprovider.eu2026-02-24 → 2026-04-07 · 5 obs
● 2026-02-24 15:18:40
● 2026-04-07 21:25:44
○ 2026-04-11 22:53:42
○ 2026-04-25 02:36:14
○MXfw1-shared.isp-services.nl2015-12-02 → 2015-12-02 · 4 obs
● 2015-12-02 13:27:06
○ 2016-03-11 07:52:18
○ 2026-04-25 02:36:14
○MXfw3-shared.isp-services.nl2015-07-31 → 2016-03-11 · 5 obs
○ 2015-12-02 13:27:06
● 2016-03-11 07:52:18
○ 2016-07-19 05:20:52
○ 2026-04-25 02:36:14
○MXmboxfw1.koac-npc.de2016-07-19 → 2017-03-19 · 5 obs
● 2016-07-19 05:20:52
● 2017-03-19 17:00:40
○ 2026-02-24 15:18:40
○ 2026-04-25 02:36:14
○MXmboxfw2.koac-npc.de2016-07-19 → 2017-03-19 · 5 obs
● 2016-07-19 05:20:52
● 2017-03-19 17:00:40
○ 2026-02-24 15:18:40
○ 2026-04-25 02:36:14
○A188.201.252.92015-07-31 → 2017-03-19 · 4 obs
● 2017-03-19 17:00:40
○ 2026-02-24 15:18:40
○ 2026-04-25 02:36:14
●A2a02:2350:5:113:802b:a544:ee9d:a9792026-04-11 → 2026-04-25 · 3 obs
● 2026-04-11 22:53:42
● 2026-04-25 02:36:14
●A77.111.243.682026-04-11 → 2026-04-25 · 3 obs
● 2026-04-11 22:53:42
● 2026-04-25 02:36:14
○A85.10.138.1042026-02-24 → 2026-04-07 · 5 obs
● 2026-02-24 15:18:40
● 2026-04-07 21:25:44
○ 2026-04-11 22:53:42
○ 2026-04-25 02:36:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| koac-npc.de | ns02.forward.antagonist.net, ns01.forward.antagonist.nl | - |
✅ Authoritative Response
Server:195.206.121.16
NS records: ns02.forward.antagonist.net, ns01.forward.antagonist.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koac-npc.de (unsigned zone)
⏱️ Timing
Total: 1042ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.111.243.68 |
| AAAA | 1 | 2a02:2350:5:113:802b:a544:ee9d:a979 |
| NS | 2 | ns01.forward.antagonist.nl, ns02.forward.antagonist.net |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 include:_custspf.g1i.one a mx ip4 |
| SOA | 1 | ns01.forward.antagonist.nl hostmaster.fo |
Analysis
IP Addresses
koac-npc.de points to two IP numbers: 2a02:2350:5:113:802b:a544:ee9d:a979 and 77.111.243.68.
Other host names, for instance sjogren.nl, aviaoost.nl, zolea.be, ritazipora.com and oversluitenhypotheek.nl share IP numbers with koac-npc.de.
Name Servers
Delegation for koac-npc.de rests with two name servers, ns02.forward.antagonist.net and ns01.forward.antagonist.nl.
koac-npc.de shares the same name server setup as other domains, including elskamp-nl.com, dataideation.com, mindfultuinieren.com, laurataal.nl and methorst.nl.
koac-npc.de shares name servers with other domains at least partially, for example tkieft.com.
Host names with two IP numbers: ns02.forward.antagonist.net points to 2001:67c:3c0::16 and 185.10.11.16; ns01.forward.antagonist.nl points to 2001:67c:28cc::16 and 195.206.121.16.