sibylle.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 25 September 2023 (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 mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 3600s | — | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| 46.183.139.211 | 3600s | web11.gigahost.dk | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | sibylle.dk → 46.183.138.100 |
| 🔶 Autoconfig | sibylle.dk → 46.183.139.211 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| spf2.0/pra |
| v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (sibylle.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.sibylle.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | sibylle.dk (all on sibylle.dk) |
| www vs bare domain | Same network sibylle.dk: 46.183.138.100 46.183.139.211 (AS47292) www.sibylle.dk: 46.183.138.100 46.183.139.211 (AS47292) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.sibylle.dk | sibylle.dk |
| 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 | 2026101501 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@sibylle.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2023-09-25 |
| Expires | 2027-09-24 (341d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 02:13:58 shown | 515ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-08 13:57:07 | 1348ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-01 12:03:21 | 3203ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 11:57:27 | 813ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-24 13:16:21 | 753ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-19 16:43:38 | 9807ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-16 17:30:05 | 2257ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-05 21:34:43 | 1149ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-02 16:28:13 | 2674ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-27 20:26:22 | 1032ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-26 19:55:29 | 1011ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-20 15:05:02 | 2594ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-13 04:06:43 | 5625ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-07 00:49:11 | 1949ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-01 10:11:39 | 785ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-23 05:53:51 | 942ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-17 05:50:31 | 968ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-09 23:27:04 | 2789ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-03 11:24:57 | 2651ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-27 13:34:58 | 1100ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-24 05:15:26 | 903ms | 5 NS 2 A 3 MX | ❓ Unknown |
| 2026-06-21 13:41:49 | 541ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-20 00:34:23 | 942ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-17 12:05:52 | 2196ms | 5 NS 2 A 3 MX | 🔓 Insecure |