keesing.dk is a .dk domain served by 2 nameservers (gina.ns.cloudflare.com, randy.ns.cloudflare.com). It was registered on 29 January 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.135.42 is hosted by Cloudflare, Inc. (AS13335) in United States. Mail is handled by keesing-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 162.159.135.42 | 300s | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | 🇺🇸 United States | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:7::a29f:872a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:0:0:0:0:0:0/41 | 🇸🇦 Saudi Arabia | Riyadh |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| adobe-idp-site-verification=71e950cb-e4e0-4a77-970b-433f98b701ad |
| extensis-domain-verification=4292061f-8372-4f7d-858f-f94f61377333 |
| google-site-verification=5wbIc8l5SNcvvHcWLeb3w0cAMVD1e14ewUlrjt6FLRQ |
| MS=ms40983385 |
| v=spf1 ip4:85.90.245.168 include:amazonses.com include:spf.protection.outlook.com include:spf.keesing.com mx -all |
| vpdq1gtz61D3m9LeAv74+AqN+t5ywuRja2awHaWpz1w6nL65MlFixPtOosiy5pon7FKCmROKZkXkiIepZkeJEg== |
| Policy | Record (keesing.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:85.90.245.168 include:amazonses.com include:spf.protection.outlook.com include:spf.keesing.com mx -all |
| Policy | Record (_dmarc.keesing.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:aggregate@keesing.net,mailto:dmarc_agg@vali.email; ruf=mailto:forensicreports@keesing.net; fo=1; adkim=s; aspf=s; pct=100; |
| www | 162.159.134.42 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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 |
|---|---|---|
| selector1 | selector1-keesing-dk._domainkey.keesingmedia.onmicrosoft.com | 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: 4/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.keesing.dk | keesing.dk.kinstavalidation.app |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2416224529 |
| Primary NS (MNAME) | gina.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-01-29 |
| Expires | 2027-03-31 (159d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 18:06:05 | 854ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 13:04:58 | 1509ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 13:03:24 | 1491ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 13:02:30 | 2977ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 12:56:58 shown | 1203ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 02:45:55 | 1181ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 02:27:23 | 834ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 22:58:56 | 1007ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 22:23:14 | 1134ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 21:46:54 | 1084ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-20 00:57:37 | 2361ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-05 08:42:48 | 1508ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 17:40:18 | 825ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-23 04:15:29 | 2129ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-21 03:31:52 | 8360ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 09:00:21 | 6987ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 16:08:18 | 3847ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 13:22:45 | 10336ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 16:47:09 | 1437ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 03:33:48 | 1080ms | 2 NS 1 A 1 MX | 🔒 Secure |