aalborgtennisklub.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 April 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 13.107.246.44 is hosted by Microsoft Corporation (AS8075) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 13.107.246.44 | 3600s | — | AS8075 | Microsoft Corporation | 13.107.240.0/21 | 🇺🇸 United States | — |
| TXT Record |
|---|
| v=spf1 include:servers.mcsv.net ?all |
| Policy | Record (aalborgtennisklub.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:servers.mcsv.net ?all |
| www CNAME | gomemberpod6-a7hvbtbtdpescsh7.z03.azurefd.net (all on azurefd.net) |
| www vs bare domain | Same network aalborgtennisklub.dk: 13.107.246.44 (AS8075) www.aalborgtennisklub.dk: 150.171.109.194 2603:1061:14:c0::1 (AS8075) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | 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: 1/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-04-18 |
| Expires | 2027-06-30 (255d) |
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 |
|---|---|---|---|
| 2026-10-13 22:38:19 shown | 1389ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-26 04:58:07 | 657ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-13 11:32:09 | 1299ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-13 10:48:26 | 1294ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-17 00:06:11 | 1621ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-23 06:26:02 | 1089ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-22 22:21:45 | 1136ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:41:04 | 3076ms | 2 NS 1 A 7 MX | 🔒 Secure |