jckc.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 August 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.81.168.44 is hosted by Telenor A/S (AS9158) in Denmark. Mail is handled by owa.jckc.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 85.81.168.44 | 43200s | owa.jckc.dk | AS9158 | Telenor A/S | 85.80.0.0/14 | 🇩🇰 Denmark | Roskilde |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | owa.jckc.dk | 85.81.168.44 | owa.jckc.dk | AS9158 Telenor A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 85.81.168.44 |
| 🔶 Autoconfig | 85.81.168.44 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | owa.jckc.dk |
| TXT Record |
|---|
| v=spf1 ip4:85.81.168.44 ip4:85.81.60.81 ip4:87.104.40.9 ip4:80.209.102.172 ip4:172.16.2.10 include:_custspf.one.com -all |
| Policy | Record (jckc.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:85.81.168.44 ip4:85.81.60.81 ip4:87.104.40.9 ip4:80.209.102.172 ip4:172.16.2.10 include:_custspf.one.com -all |
| Policy | Record (_dmarc.jckc.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:member@jckc.dk; ruf=mailto:member@jckc.dk |
| www | 85.81.168.44 (AS9158) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101201 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2006-08-09 |
| Expires | 2027-08-31 (316d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 10:09:19 | 1130ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-13 04:34:17 shown | 1074ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 12:38:27 | 4654ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 17:29:27 | 509ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 22:45:01 | 4760ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:16:41 | 5862ms | 2 NS 1 A 1 MX | 🔒 Secure |