studenterudlejning.dk is a .dk domain served by 2 nameservers (ns1.netgiganten.dk, ns2.netgiganten.dk). It was registered on 3 August 2026 (WHOIS) and first appeared in the .dk zone on 4 August 2026. Its website address 195.242.130.13 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx4.spamfri.dk, mx3.spamfri.dk and 2 more. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 195.242.130.13 | 600s | web3.netgiganten.dk | AS62121 | Christian Ebsen ApS | 195.242.130.0/23 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 195.242.130.13 |
| 🔶 Autoconfig | 195.242.130.13 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 ip4:195.242.130.13 include:_spf.netgiganten.dk +a +mx +ip4:195.242.130.15 ~all |
| Policy | Record (studenterudlejning.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:195.242.130.13 include:_spf.netgiganten.dk +a +mx +ip4:195.242.130.15 ~all |
| www CNAME | studenterudlejning.dk (all on studenterudlejning.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.studenterudlejning.dk | hxNm0r_CZ2v6aKgd-PmnH2dLig-F1PKcJzO0ExLA1Oo |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.spamfri.dk | DANE-EE · SPKI · SHA-256 | 884451547A03D0AC2F628D943839BAA6… |
| SMTP _25._tcp.mx2.spamfri.dk | DANE-EE · SPKI · SHA-256 | 6598C93F79B95376BB8099E9AC862167… |
| SMTP _25._tcp.mx3.spamfri.dk | DANE-EE · SPKI · SHA-256 | BBFB0694919290E5BC9D6E2C6F47D846… |
| SMTP _25._tcp.mx4.spamfri.dk | DANE-EE · SPKI · SHA-256 | 4EE743A99328AEF5142706CA5FD3AD61… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026101204 |
| Primary NS (MNAME) | ns1.netgiganten.dk |
| Responsible (RNAME) | hostmaster@mailrelay.e-studio.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2026-08-03 |
| Expires | 2027-08-02 (288d) |
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 |
|---|---|---|---|
| 2026-10-17 00:43:30 | 1622ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-15 23:14:16 | 1421ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-14 21:05:13 | 3661ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-13 20:47:05 | 589ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-12 18:20:09 shown | 961ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-11 16:50:04 | 531ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-10 16:42:25 | 405ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-09 16:25:33 | 1617ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-08 14:45:21 | 875ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-07 14:34:43 | 4103ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-06 13:51:45 | 1939ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-05 13:00:14 | 798ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-04 12:51:34 | 1511ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-03 12:48:30 | 561ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-02 12:48:26 | 499ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-01 12:46:52 | 411ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-30 12:39:08 | 1095ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-29 12:38:29 | 1564ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-28 12:30:12 | 1835ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-27 12:23:06 | 1004ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-26 12:21:45 | 685ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-25 12:08:09 | 711ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-24 12:04:36 | 998ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-23 11:42:50 | 920ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-22 10:12:10 | 1650ms | 2 NS 1 A 4 MX | 🔓 Insecure |