nældefeber.dk is a .dk domain served by 6 nameservers (a1-254.akam.net, a2-66.akam.net, a24-65.akam.net and 3 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.18.30.40 is hosted by Cloudflare, Inc. (AS13335). The zone is of unknown DNSSEC status, 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 |
|---|---|---|---|---|---|---|---|
| 104.18.30.40 | 86400s | — | AS13335 | Cloudflare, Inc. | 104.16.0.0/14 | — | — |
| 104.18.31.40 | 86400s | — | AS13335 | Cloudflare, Inc. | 104.16.0.0/14 | — | — |
| Policy | Record (_dmarc.nældefeber.dk) |
|---|---|
| p=none (monitor only) | v=dmarc1; p=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
| www CNAME | www.xn--nldefeber-g3a.dk.cdn.cloudflare.net (all on cloudflare.net) |
| www vs bare domain | Same network nældefeber.dk: 104.18.30.40 104.18.31.40 (AS13335) www.nældefeber.dk: 104.18.42.12 172.64.145.244 2606:4700:440b::ac40:91f4 2a06:98c1:310d::6812:2a0c (AS13335) |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.nældefeber.dk | 62cZ9ZSd1NNbpcVfjQj_gDC2WykJ3huC-Ob8-BPlwzQ |
| TXT | _acme-challenge.nældefeber.dk | cSBA68dIlcE_ycCkIElxEi8m0pmc2eZA3uGKgm6qFoo |
| TXT | _acme-challenge.nældefeber.dk | iG6mm2M18_1Ta4wOUYaHy9k6XxOmE4hRxSguvtici1g |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2026102101 |
| Primary NS (MNAME) | dns1.novartis.com |
| Responsible (RNAME) | hostmaster@novartis.com |
| Refresh | 86400s |
| Retry | 3600s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 172800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 18:58:06 | 452ms | 6 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-21 14:57:08 shown | 1171ms | 6 NS 2 A 0 MX | ❓ Unknown |
| 2026-10-04 01:13:13 | 401ms | 6 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-25 19:50:01 | 546ms | 6 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-28 07:01:01 | 639ms | 6 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-26 20:46:36 | 797ms | 6 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-24 11:12:55 | 4734ms | 6 NS 2 A 0 MX | ❓ Unknown |
| 2026-06-22 23:50:45 | 1011ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 19:41:28 | 367ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 12:06:32 | 856ms | 6 NS 2 A 0 MX | 🔒 Secure |