amusyd.dk is a .dk domain served by 3 nameservers (ns.efif.dk, ns2.efif.dk, ns3.efif.dk). It was registered on 8 November 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.23.177.94 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by amusyd-dk.mail.protection.outlook.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.efif.dk | 195.254.168.23 | ns.efif.dk | AS51073 Aarhus Business College |
| ns2.efif.dk | 195.254.168.12 | ns2.efif.dk | AS51073 Aarhus Business College |
| ns3.efif.dk | 20.23.170.35 | — | AS8075 Microsoft Corporation |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 178.23.177.94 | 599s | mcb-c04.lynero.net | AS47527 | DLX A/S | 178.23.176.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| AMU Syd |
| MS=BEAC644027DF28EE2D9EE99E87B56C30D854248F |
| MS=ms38151994 |
| v=spf1 include:spf.protection.outlook.com include:_spf2.efif.dk mx a:smtp.stil.dk a:smtp1.stil.dk a:smtp2.stil.dk a:smtp3.stil.dk include:spfinclude.signflow.dk include:spf.mcb.dk include:emsd1.com -all |
| Policy | Record (amusyd.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf2.efif.dk mx a:smtp.stil.dk a:smtp1.stil.dk a:smtp2.stil.dk a:smtp3.stil.dk include:spfinclude.signflow.dk include:spf.mcb.dk include:emsd1.com -all |
| Policy | Record (_dmarc.amusyd.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; ruf=mailto:analyze@amusyd.dk; rua=mailto:64e88d13a948b@dmarc.centerasecurity.com |
| www CNAME | amusyd.dk (all on amusyd.dk) → 178.23.177.94 (AS47527) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector2 | selector2-amusyd-dk._domainkey.efif.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: 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 | 2018122608 |
| Primary NS (MNAME) | ns.efif.dk |
| Responsible (RNAME) | dns-zc@efif.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-11-08 |
| Expires | 2026-12-31 (74d) |
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).
| Domain | Registrar |
|---|---|
| amutransportidanmark.dk | A/S SCANNET |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 17:58:19 | 1091ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-11 11:13:55 | 1249ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 04:18:17 | 1601ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 04:15:35 | 1978ms | 3 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-04 03:45:33 | 864ms | 3 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-03 03:42:56 | 1200ms | 3 NS 1 A 1 MX | ❓ Unknown |
| 2026-10-02 03:41:46 | 1842ms | 3 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-29 03:08:41 | 17396ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 02:38:46 shown | 2151ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 02:18:08 | 18259ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 01:03:14 | 955ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 15:05:19 | 18207ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 01:21:50 | 2030ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 05:05:29 | 1897ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 01:16:41 | 1006ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-01 01:59:15 | 867ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 05:13:36 | 821ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 22:35:13 | 1462ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 06:33:40 | 4658ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-21 04:12:43 | 8445ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 03:58:18 | 3976ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-19 03:36:25 | 8906ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 23:19:17 | 4136ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 10:42:16 | 26975ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 18:31:50 | 9418ms | 3 NS 1 A 1 MX | 🔒 Secure |