jef.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.90.118.211 is hosted by Fab:IT ApS (AS45032) in Denmark. Mail is handled by jef-dk.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 93.90.118.211 | 3600s | srvfab-webproxy0.chainbox.dk | AS45032 | Fab:IT ApS | 93.90.112.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:df0:ca:cb00::3:1 | 3600s | — | AS45032 | Fab:IT ApS | 2a00:df0:0:0:0:0:0:0/32 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| apple-domain-verification=bCvyfPIkT5ZLev4c |
| facebook-domain-verification=958peb9mw5ur2rahjnwsq8un9j2j9n |
| google-site-verification=sKF8x61sT3IOGcikm6-UmGuU1gLDoxEp8762w8ZGmdc |
| klaviyo-site-verification=QER6v9 |
| v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCtIWOaDuUaynWH9Kysf7UQ2CYgTEnGvKKlmlyHq5/CEEC/g0onRmtJGe+b5ABAH5jdpogE7F30WWT//CoHuEUU7x+5q+q+r8CGo+/MkT9kPqvMOCyRd8iKmz7RP+YCmzA1R5W6KIGovfj1FXE7CSX/x2NNv5gvmHdNUSdkMMgTvQIDAQAB |
| v=spf1 a:mailout-taastrup.gigahost.dk include:servers.mcsv.net include:spf.mailanyone.net include:spf-partner.lasertryk.dk include:spf.protection.outlook.com include:spf.hovmark.dk ~all |
| vpe=d643d49d |
| Policy | Record (jef.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a:mailout-taastrup.gigahost.dk include:servers.mcsv.net include:spf.mailanyone.net include:spf-partner.lasertryk.dk include:spf.protection.outlook.com include:spf.hovmark.dk ~all |
| www | 93.90.118.211 2a00:df0:ca:cb00::3:1 (AS45032) (address records, no CNAME) |
| www vs bare domain | Same network jef.dk: 93.90.118.211 2a00:df0:ca:cb00::3:1 (AS45032) www.jef.dk: 93.90.118.211 2a00:df0:ca:cb00::3:1 (AS45032) |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-jef-dk._domainkey.jefdk.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 6/10 · 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 | 2026091702 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-27 10:32:59 shown | 794ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 18:48:56 | 1380ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 11:12:53 | 1123ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 08:24:20 | 767ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 15:16:09 | 4421ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 01:33:41 | 1883ms | 2 NS 1 A 1 MX | 🔒 Secure |