hs-slagelse.dk is a .dk domain served by 2 nameservers (hal.ns.cloudflare.com, margot.ns.cloudflare.com). It was registered on 1 October 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.57.113 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by hsslagelse-dk0e.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.57.113 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.163.110 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.57.113 |
| 🔶 Autoconfig | 104.21.57.113 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:3971 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:a36e | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.57.113,172.67.163.110 ech=AEX+DQBBJgAgACCM2d8XayivN61h4KrVkObba3ga01exJGKYEJWQzmdmcAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3971,2606:4700:3035::ac43:a36e |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms21576599 |
| v=spf1 ip4:185.21.40.88 ip4:94.231.108.254 ip4:87.50.110.186 ip4:2.109.108.154 a:mail.hs-slagelse.dk include:spf.protection.outlook.com -all |
| Policy | Record (hs-slagelse.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:185.21.40.88 ip4:94.231.108.254 ip4:87.50.110.186 ip4:2.109.108.154 a:mail.hs-slagelse.dk include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.hs-slagelse.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:ccd519aef82f268@rep.dmarcanalyzer.com; ruf=mailto:ccd519aef82f268@for.dmarcanalyzer.com; fo=1 |
| www | 104.21.57.113 172.67.163.110 2606:4700:3033::6815:3971 2606:4700:3035::ac43:a36e (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network hs-slagelse.dk: 104.21.57.113 172.67.163.110 2606:4700:3033::6815:3971 2606:4700:3035::ac43:a36e (AS13335) www.hs-slagelse.dk: 104.21.57.113 172.67.163.110 2606:4700:3033::6815:3971 2606:4700:3035::ac43:a36e (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| selector2 | selector2-hsslagelse-dk0e._domainkey.hsslagelse.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: 2/10 · policy: -all
No problems found| 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 | 2408173315 |
| Primary NS (MNAME) | hal.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-10-01 |
| Expires | 2026-12-31 (73d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 20:39:53 | 1426ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-27 16:21:05 | 1063ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 05:42:33 | 1293ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 01:41:06 | 784ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-11 04:39:00 | 4475ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-30 17:05:26 shown | 1418ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 12:10:44 | 3341ms | 2 NS 2 A 1 MX | 🔓 Insecure |