tdhost.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was registered on 8 February 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.27.211.135 is hosted by GlobalConnect A/S (AS42525) in Denmark. Mail is handled by mail.tdhost.dk. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 81.27.211.135 | 3600s | — | AS42525 | GlobalConnect A/S | 81.27.208.0/20 | 🇩🇰 Denmark | Odense |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.tdhost.dk | 81.27.211.136 | spamscan1.tdhost.dk | AS42525 GlobalConnect A/S |
| TXT Record |
|---|
| google-site-verification=XhuzUPVbJo1v4yYAMmjPJhmkiQVm--w0hysZo4X2oZM |
| v=spf1 mx a ip4:81.27.211.128/28 ip4:193.200.90.0/23 include:_spf.centerasecurity.dk -all |
| Policy | Record (tdhost.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a ip4:81.27.211.128/28 ip4:193.200.90.0/23 include:_spf.centerasecurity.dk -all |
| Policy | Record (_dmarc.tdhost.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | tdhost.dk (all on tdhost.dk) → 81.27.211.135 (AS42525) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.tdhost.dk | 1kdWMKK4khx0ukjkiz8NWunfwLQ_mCzRVtgb7_gfn0E |
| TXT | _acme-challenge.tdhost.dk | CkpERdW1RlsZxU-FeUGu-hT7Hpb35jgXXaQbuub_W4Q |
| TXT | _acme-challenge.tdhost.dk | imrHUPE9Z7hdw9TubVI1iBOaIGDIJGoj9GgFSral4IY |
| TXT | _acme-challenge.tdhost.dk | lCIKy1pEydzXTY3edVMQL_t2VnSv0EnAoNasgMTLf2I |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2022031340 |
| Primary NS (MNAME) | ns1.dns.services |
| Responsible (RNAME) | post@dns.services |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1814400s |
| Minimum (neg-cache TTL) | 7200s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2007-02-08 |
| Expires | 2027-02-28 (123d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| global-business.dk | dns.services ApS |
| jossy.dk | dns.services ApS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 20:04:11 | 618ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 01:34:20 | 710ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 21:13:06 | 636ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-29 14:07:44 | 2382ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 07:11:28 | 1326ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-09 05:33:10 | 2897ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-07 04:31:32 shown | 8738ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 22:29:37 | 654ms | 3 NS 1 A 1 MX | 🔓 Insecure |