albertslundbib.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 20 December 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by albertslundbib-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.gigahost.dk | — | — | — |
| ns2.gigahost.dk | — | — | — |
| ns3.gigahost.dk | — | — | — |
| ns4.gigahost.dk | — | — | — |
| ns5.gigahost.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | — | — | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| MS=ms12972659 |
| v=spf1 include:mail.albertslundbib.dk include:remote.albertslundbib.dk include:spf.protection.outlook.com ~all |
| Policy | Record (albertslundbib.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:mail.albertslundbib.dk include:remote.albertslundbib.dk include:spf.protection.outlook.com ~all |
| www CNAME | albertslundbib.dk (all on albertslundbib.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-albertslundbib-dk._domainkey.albertslund.onmicrosoft.com | 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: 6/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026061101 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@albertslundbib.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-12-20 |
| Expires | 2026-12-31 (69d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 16:07:01 | 1654ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-15 05:03:36 | 2729ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 19:20:00 | 1372ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-07 19:15:34 | 1186ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 12:32:14 | 2274ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 12:27:53 | 1158ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 21:40:51 | 1042ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-18 11:07:00 | 1425ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 08:53:44 | 1918ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 19:50:01 | 875ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 19:11:02 | 1001ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-20 13:57:38 | 9776ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-14 07:53:12 | 3029ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-06 15:51:12 | 1919ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-23 19:30:30 | 2286ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 17:31:45 | 1513ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-11 15:57:37 | 1648ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 11:32:08 | 2652ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-29 02:06:18 | 1595ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 10:05:55 | 1339ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 12:57:06 shown | 1605ms | 5 NS 1 A 1 MX | 🔓 Insecure |