guru.dk is a .dk domain served by 5 nameservers (ns1pri.webhosting.dk, ns2.mywebtonet.com, ns2.webhosting.dk and 2 more). It was registered on 12 August 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.250.160.25 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by webhotel5.webhosting.dk. 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 |
|---|---|---|---|---|---|---|---|
| 157.250.160.25 | 600s | webhotel5.webhosting.dk | AS3342 | Cibicom A/S | 157.250.160.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | webhotel5.webhosting.dk | 157.250.160.25 | webhotel5.webhosting.dk | AS3342 Cibicom A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 157.250.160.25 |
| 🔶 Autoconfig | 157.250.160.25 |
| www | 157.250.160.25 (AS3342) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.webhotel5.webhosting.dk | DANE-EE · SPKI · SHA-256 | FA4EFC305AA17A4FEEE8B29B2DAA8847… |
| SMTP _25._tcp.webhotel5.webhosting.dk | DANE-TA · SPKI · SHA-256 | FA4EFC305AA17A4FEEE8B29B2DAA8847… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026080903 |
| Primary NS (MNAME) | ns1pri.webhosting.dk |
| Responsible (RNAME) | hostmaster@webhosting.dk |
| Refresh | 21600s |
| Retry | 3600s |
| Expire | 14515200s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | WEBHOSTING A/S |
| Registered | 2026-08-12 |
| Expires | 2027-08-11 (293d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 12:55:45 | 561ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 00:14:35 | 2005ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 10:14:41 shown | 454ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 13:57:34 | 9552ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-01 22:39:30 | 633ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-13 08:41:53 | 1513ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-02 02:33:35 | 753ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-31 13:41:39 | 8561ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-29 20:18:32 | 780ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-28 12:51:38 | 9741ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 06:25:13 | 8819ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-26 06:11:00 | 806ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 05:45:31 | 687ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-24 05:25:48 | 8631ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-23 05:08:53 | 544ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-22 03:32:18 | 8575ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-21 02:43:06 | 718ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-19 17:22:08 | 628ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-18 14:25:59 | 1698ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-17 04:23:04 | 802ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-14 14:46:56 | 801ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-08 13:42:21 | 720ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-06 21:32:28 | 8898ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-05 00:14:01 | 565ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-03 23:42:08 | 2425ms | 1 NS 0 A 0 MX | ❓ Unknown |