tregnskab.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 6 February 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.33.152.50 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 3.33.152.50 | 3600s | a393efcbee787c12c.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 3.33.128.0/17 | 🇺🇸 United States | — |
| 52.223.13.110 | 3600s | a393efcbee787c12c.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 52.223.0.0/17 | 🇺🇸 United States | — |
| TXT Record |
|---|
| google-site-verification=jj4A9DLeaz_xQvo_xD2FzM_UPKVDe518R9DHk3WWEAE |
| v=spf1 a mx include:spf.curanet.dk include:_spf.google.com ~all |
| Policy | Record (tregnskab.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.curanet.dk include:_spf.google.com ~all |
| Policy | Record (_dmarc.tregnskab.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email |
| www CNAME | hosting.auxo.dk (all on auxo.dk) |
| www vs bare domain | Different networks tregnskab.dk: 3.33.152.50 52.223.13.110 (AS16509) (all like this)www.tregnskab.dk: 104.21.57.189 172.67.165.120 2606:4700:3031::ac43:a578 2606:4700:3036::6815:39bd (AS13335) |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| s1 | — | RSA · ~1024 bit below 2048 bit |
| s2 | — | 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: 6/10 · 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 | 2026101201 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2021-02-06 |
| Expires | 2027-02-28 (133d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 13:13:06 shown | 2406ms | 2 NS 2 A 5 MX | 🔒 Secure |
| 2026-09-30 22:16:25 | 879ms | 2 NS 2 A 5 MX | 🔓 Insecure |
| 2026-09-05 16:39:37 | 10091ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-06-26 10:59:08 | 1066ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-06-25 12:43:10 | 3168ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-06-24 23:55:10 | 2064ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-06-22 21:03:49 | 1426ms | 2 NS 3 A 5 MX | 🔓 Insecure |
| 2026-06-22 15:14:31 | 1179ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:21:42 | 1183ms | 2 NS 3 A 5 MX | ⚠️ Bogus |