netdefender.dk is a .dk domain served by 2 nameservers (ali.ns.cloudflare.com, quinton.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.181.116.2 is hosted by WHG Hosting Services Ltd (AS36454) in United States. Mail is handled by mail.netdefender.dk. 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 |
|---|---|---|---|---|---|---|---|
| 65.181.116.2 | 300s | s9789.usc1.stableserver.net | AS36454 | WHG Hosting Services Ltd | 65.181.116.0/24 | 🇺🇸 United States | Dallas |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | mail.netdefender.dk | 65.181.116.2 | s9789.usc1.stableserver.net | AS36454 WHG Hosting Services Ltd |
| TXT Record |
|---|
| 1password-site-verification=Q63DCUNEHBCM3CZHXZISEDMQPA |
| google-site-verification=38_S4PnYMcNUVOvwJPdbDzlzm_xTu2f2r0Srq_plv6w |
| stripe-verification=be2682401e6fe7624ad1ef179349f7fef3c4a7885c8854a2949a6c7c59ca8ffe |
| v=spf1 +a +mx include:spf.mysecurecloudhost.com include:transmail.net include:spf.adversus.io include:sendgrid.net include:sender.zohoinvoice.com ~all |
| Policy | Record (netdefender.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx include:spf.mysecurecloudhost.com include:transmail.net include:spf.adversus.io include:sendgrid.net include:sender.zohoinvoice.com ~all |
| Policy | Record (_dmarc.netdefender.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:9d900c6f122844f8894ab228240e0728@dmarc-reports.cloudflare.net,mailto:service@netdefender.dk; ruf=mailto:service@netdefender.dk; sp=reject; pct=100 |
| Check | Result |
|---|---|
| Status | ⚠️ Invalid |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✗ Missing / invalid |
| Policy ID | 157566321661 |
| Policy MX | — |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:service@netdefender.dk |
| www | 65.181.116.2 (AS36454) (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 |
|---|---|---|
| s1 | s1.domainkey.u2090024.wl025.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u2090024.wl025.sendgrid.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: 11/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2416496363 |
| Primary NS (MNAME) | ali.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 09:56:38 shown | 784ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 09:27:13 | 952ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 08:13:19 | 898ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 06:15:39 | 1399ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 03:39:13 | 721ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 19:02:58 | 741ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-16 04:14:05 | 2016ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-09 03:28:06 | 1638ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 19:45:24 | 1041ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-17 08:55:56 | 1041ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-24 01:53:01 | 1370ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-20 17:41:39 | 1710ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 02:05:44 | 705ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 22:15:20 | 2203ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 09:18:36 | 1328ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-20 01:23:21 | 467ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:55:07 | 3104ms | 2 NS 1 A 1 MX | 🔒 Secure |