sikker-el.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.150 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.150 | 3600s | webcluster1.webpod14-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10c:b0:22fd:99ca:1c8e | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| MS=ms20146956 |
| v=spf1 ip4:89.239.202.200 include:spf.protection.outlook.com include:_custspf.one.com ~all |
| Policy | Record (sikker-el.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:89.239.202.200 include:spf.protection.outlook.com include:_custspf.one.com ~all |
| www | 46.30.213.150 2a02:2350:5:10c:b0:22fd:99ca:1c8e (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network sikker-el.dk: 46.30.213.150 2a02:2350:5:10c:b0:22fd:99ca:1c8e (AS51468) www.sikker-el.dk: 46.30.213.150 2a02:2350:5:10c:b0:22fd:99ca:1c8e (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101805 |
| 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 | 2004-02-12 |
| Expires | 2027-02-28 (128d) |
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 |
|---|---|---|---|
| 2026-10-22 21:41:45 shown | 1982ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-21 12:13:27 | 821ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-20 07:35:28 | 1402ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-19 04:38:24 | 1832ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-16 03:05:15 | 718ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-09 11:10:50 | 661ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-13 22:04:47 | 1193ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-08 23:59:11 | 1020ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-20 02:42:34 | 10829ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-18 23:53:10 | 7961ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-27 11:47:41 | 1000ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-20 06:39:42 | 954ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-19 10:48:18 | 858ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 17:50:57 | 2058ms | 2 NS 1 A 3 MX | 🔒 Secure |