alfa-nova.dk is a .dk domain served by 2 nameservers (ray.ns.cloudflare.com, sue.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.90.25 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.alfa-nova.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.90.25 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.151.135 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.alfa-nova.dk | 107.6.136.42 | amsr201.websitehostserver.net | AS32475 Internap Holding LLC |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:9787 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:5a19 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBrgAgACBlcYwFMFnRlIY2SWqfE0UPjtipWZe+5IrLScFuly4kNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9787,2606:4700:3035::6815:5a19 |
| TXT Record |
|---|
| v=spf1 a mx ip4:107.6.136.42 -all |
| Policy | Record (alfa-nova.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ip4:107.6.136.42 -all |
| www | 104.21.90.25 172.67.151.135 2606:4700:3030::ac43:9787 2606:4700:3035::6815:5a19 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network alfa-nova.dk: 104.21.90.25 172.67.151.135 2606:4700:3030::ac43:9787 2606:4700:3035::6815:5a19 (AS13335) www.alfa-nova.dk: 104.21.90.25 172.67.151.135 2606:4700:3030::ac43:9787 2606:4700:3035::6815:5a19 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| 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.alfa-nova.dk | 7U851wkFb8QTEnAvxPR2p569EH3K1-CIFNr2OuHPFhQ |
| TXT | _acme-challenge.alfa-nova.dk | 7bXbCpMnWMGWTPeTh_0OUYunPwDKZBPKs7fQVXi9W9U |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407503270 |
| Primary NS (MNAME) | ray.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 16:12:49 | 866ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-25 20:57:30 | 860ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-08 01:34:38 | 2955ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-25 15:08:48 | 1077ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-24 16:59:42 | 1351ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-23 15:26:23 | 3293ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-09 02:46:05 | 9394ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-07 03:22:39 | 9447ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-17 08:02:52 | 1304ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-25 03:16:03 shown | 1303ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-23 21:39:15 | 1170ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 13:22:29 | 592ms | 2 NS 2 A 1 MX | 🔒 Secure |