ljungdahl.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 22 September 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.185.211 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by mailserver1.soudal.com. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 217.195.185.211 | 300s | webhotel03.hostonline.dk | AS31027 | GlobalConnect A/S | 217.195.176.0/20 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mailserver1.soudal.com | 144.178.233.4 | mailserver1.soudal.com | AS39686 Eurofiber Nederland BV |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:188:6004:1010::25 | 600s | — | AS31027 | GlobalConnect A/S | 2a02:188:0:0:0:0:0:0/30 | 🇩🇰 Denmark | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 0 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| d365mktkey=xhyNik3X7TcMCoXBbjqbkdztUyrLJY4SkHzxjrxZ794x |
| knowbe4-site-verification=5327c148cd0636d8bc9b703851c4ab4d |
| ms=ms55675402 |
| v=spf1 ip4:81.188.106.75 a:mailserver1.soudal.com include:spf.protection.outlook.com include:marketing.dynamics.com include:servers.mcsv.net include:spf.azehosting.net include:_spf.hostonline.dk -all |
| Policy | Record (ljungdahl.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:81.188.106.75 a:mailserver1.soudal.com include:spf.protection.outlook.com include:marketing.dynamics.com include:servers.mcsv.net include:spf.azehosting.net include:_spf.hostonline.dk -all |
| Policy | Record (_dmarc.ljungdahl.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | ljungdahl.dk (all on ljungdahl.dk) |
| www vs bare domain | Same network ljungdahl.dk: 217.195.185.211 2a02:188:6004:1010::25 (AS31027) www.ljungdahl.dk: 217.195.185.211 2a02:188:6004:1010::25 (AS31027) |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u28495310.wl061.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u28495310.wl061.sendgrid.net | RSA · ~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: 10/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101402 |
| Primary NS (MNAME) | ns4.hostonline.dk |
| Responsible (RNAME) | hostmaster@hostonline.dk |
| Refresh | 3600s |
| Retry | 600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | TS COMPUTER ApS |
| Registered | 1997-09-22 |
| Expires | 2027-09-30 (347d) |
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 |
|---|---|---|---|
| 2026-10-15 01:25:13 shown | 1715ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 18:25:42 | 4024ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 13:00:58 | 3317ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 12:35:17 | 2149ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 12:26:10 | 760ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 11:48:45 | 657ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 03:17:16 | 738ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 19:29:16 | 1378ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 16:41:58 | 1217ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 00:03:58 | 786ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 02:58:40 | 839ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 01:25:56 | 1066ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 20:51:00 | 4171ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 05:12:50 | 1421ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 17:13:58 | 1021ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 19:46:38 | 912ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-29 18:21:40 | 914ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-28 10:39:47 | 13969ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-26 06:46:51 | 875ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 00:53:10 | 899ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-16 11:48:17 | 850ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-12 08:47:08 | 1225ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-08 16:42:40 | 1205ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 11:42:25 | 2215ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 15:44:54 | 3435ms | 3 NS 1 A 1 MX | 🔒 Secure |