tufvessonisolering.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 22 April 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.8.38.13 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.emailsrvr.com, mx2.emailsrvr.com. 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 |
|---|---|---|---|---|---|---|---|
| 193.8.38.13 | 3600s | — | AS48854 | team.blue Denmark A/S | 193.8.38.0/24 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 193.8.38.13 |
| 🔶 Autoconfig | 193.8.38.13 |
| TXT Record |
|---|
| v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com ~all |
| Policy | Record (tufvessonisolering.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com ~all |
| www | Address record (no CNAME) |
| Wildcard | Yes: any name under the zone resolves |
| 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: 9/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2025032403 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2014-04-22 |
| Expires | 2027-04-30 (194d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 01:48:18 | 784ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-05 11:18:07 | 779ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-06 09:02:22 | 804ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-24 23:57:07 shown | 691ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-18 03:32:31 | 1606ms | 3 NS 1 A 2 MX | 🔓 Insecure |