carleton.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.5.39.153 is hosted by Bo data ApS (AS49974) in Denmark. Mail is handled by scanner01.resennet.dk, scanner02.resennet.dk and 1 more. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 213.5.39.153 | 3600s | ispconfig.eero.dk | AS49974 | Bo data ApS | 213.5.32.0/21 | 🇩🇰 Denmark | Vildbjerg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | scanner01.resennet.dk | 193.32.65.29 | scanner01.resennet.dk | AS3292 TDC Holding A/S |
| 20 | 3600s | scanner02.resennet.dk | 193.32.65.29 | scanner01.resennet.dk | AS3292 TDC Holding A/S |
| 30 | 3600s | scanner03.resennet.dk | 193.32.65.29 | scanner01.resennet.dk | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| ca3-273b9af0b7d14d1f8331a1bb9b619632 |
| google-site-verification=R9fnE8mjopqrNZiRGvCkEjZvwZPlqbrI9gs0l61CfD8 |
| v=spf1 include:_spf.resennet.dk include:spf.protection.outlook.com include:ams14.siteground.eu -all |
| Policy | Record (carleton.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.resennet.dk include:spf.protection.outlook.com include:ams14.siteground.eu -all |
| www | 213.5.39.153 (AS49974) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 7/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025090101 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 11:04:14 | 442ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-01 05:13:44 shown | 626ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-26 11:42:04 | 871ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-01 03:39:30 | 676ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-27 13:41:44 | 576ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-25 20:53:57 | 2951ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-23 10:28:36 | 1141ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 19:26:21 | 640ms | 2 NS 1 A 3 MX | 🔒 Secure |