433.dk is a .dk domain served by 2 nameservers (ns3.nordicway.dk, ns4.nordicway.dk). It was registered on 14 April 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mail.433.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 |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 3600s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mail.433.dk | 49.12.171.172 | cp12.nordicway.dk | AS24940 Hetzner Online GmbH |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:49.12.171.172 ~all |
| Policy | Record (433.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:49.12.171.172 ~all |
| Policy | Record (_dmarc.433.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400 |
| www CNAME | cname.vercel-dns.com (all on vercel-dns.com) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~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| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.433.dk | BN_hYHdI50QyHxYlWDOCurWekyXCRqn9ydxZOVabu0Y |
| 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 | 2026081901 |
| Primary NS (MNAME) | ns3.nordicway.dk |
| Responsible (RNAME) | server@nordicway.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | nordicway ApS |
| Registered | 2017-04-14 |
| Expires | 2027-04-30 (185d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 21:47:20 | 2415ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 22:07:36 | 689ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-17 13:50:41 | 812ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 05:07:45 | 1163ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 01:29:16 | 668ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-01 09:07:31 | 9633ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-30 20:55:01 | 1939ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-29 19:46:43 | 593ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 17:36:39 | 1118ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 16:17:56 | 633ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 15:19:10 | 611ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 00:06:51 | 867ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-23 23:11:25 | 1942ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-22 18:05:11 | 8772ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-21 18:02:17 | 4928ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-20 17:58:08 | 1781ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-19 06:16:51 shown | 4927ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-18 05:35:44 | 1631ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-17 03:58:05 | 2956ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-15 22:26:40 | 3082ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-14 13:49:30 | 876ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-12 21:51:42 | 1882ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-11 21:32:43 | 3392ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-10 19:26:26 | 3150ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-07 20:49:03 | 992ms | 2 NS 1 A 1 MX | 🔓 Insecure |