skanse-adv.dk is a .dk domain served by 2 nameservers (imani.ns.cloudflare.com, lamar.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.70.240 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk and 1 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.70.240 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.140.164 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| 🔶 Autoconfig | 104.21.70.240 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::ac43:8ca4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:46f0 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.70.240,172.67.140.164 ech=AEX+DQBBbwAgACAhzzxyKFMZ1RJw5h2TQv5VBpWilFmEkDHVaD29Z4PBAQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:8ca4,2606:4700:3035::6815:46f0 |
| TXT Record |
|---|
| google-site-verification=gumq3KOtI_ddaDtf36HsWK7l1zfGSDtvV1vx0RFE2sg |
| v=spf1 include:spf.protection.outlook.com include:spf.simply.com include:_spf.centerasecurity.dk -all |
| Policy | Record (skanse-adv.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.simply.com include:_spf.centerasecurity.dk -all |
| Policy | Record (_dmarc.skanse-adv.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100 |
| www | 104.21.70.240 172.67.140.164 2606:4700:3032::ac43:8ca4 2606:4700:3035::6815:46f0 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network skanse-adv.dk: 104.21.70.240 172.67.140.164 2606:4700:3032::ac43:8ca4 2606:4700:3035::6815:46f0 (AS13335) www.skanse-adv.dk: 104.21.70.240 172.67.140.164 2606:4700:3032::ac43:8ca4 2606:4700:3035::6815:46f0 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 3/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| 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 | 2409806661 |
| Primary NS (MNAME) | imani.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 12:19:19 | 946ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-29 12:14:55 | 934ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-16 22:14:26 | 2092ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-04 04:51:05 | 2736ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-18 11:37:25 shown | 1388ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-18 03:28:27 | 1486ms | 2 NS 2 A 3 MX | 🔓 Insecure |