marcherholm.dk is a .dk domain served by 4 nameservers (ns-1381.awsdns-44.org, ns-2040.awsdns-63.co.uk, ns-460.awsdns-57.com and 1 more). It was registered on 16 April 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.61.100.231 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.marcherholm.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 87.61.100.231 | 300s | 0x573d64e7.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.61.0.0/17 | 🇩🇰 Denmark | Aarhus |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.marcherholm.dk | 87.61.100.231 | 0x573d64e7.static.cust.fastspeed.dk | AS3292 TDC Holding A/S |
| TXT Record |
|---|
| v=spf1 a mx -all |
| Policy | Record (marcherholm.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx -all |
| Policy | Record (_dmarc.marcherholm.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;adkim=r;aspf=s |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 2/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns-460.awsdns-57.com |
| Responsible (RNAME) | awsdns-hostmaster@amazon.com |
| Refresh | 7200s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-04-16 |
| Expires | 2029-04-30 (920d) |
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 |
|---|---|---|---|
| 2026-09-30 11:11:11 | 636ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-16 14:35:02 | 16933ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 04:40:30 shown | 2201ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 00:59:37 | 1184ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 07:11:48 | 1057ms | 4 NS 1 A 1 MX | 🔓 Insecure |