blackgrain.dk is a .dk domain served by 2 nameservers (aria.ns.cloudflare.com, remy.ns.cloudflare.com). It was registered on 11 August 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.106.166.119 is hosted by Fiberby ApS (AS42541) in Denmark. Mail is handled by mail.blackgrain.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 |
|---|---|---|---|---|---|---|---|
| 193.106.166.119 | 300s | 193-106-166-119.ip4.fiberby.net | AS42541 | Fiberby ApS | 193.106.164.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.blackgrain.dk | 193.106.166.119 | 193-106-166-119.ip4.fiberby.net | AS42541 Fiberby ApS |
| TXT Record |
|---|
| v=spf1 a mx include:servers.mcsv.net ?all |
| Policy | Record (blackgrain.dk) |
|---|---|
| ?all (neutral) | v=spf1 a mx include:servers.mcsv.net ?all |
| Policy | Record (_dmarc.blackgrain.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:postmaster@blackgrain.dk |
| www | 193.106.166.119 (AS42541) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | RSA · ~1024 bit below 2048 bit |
| — | 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: 3/10 · policy: ?all
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.blackgrain.dk | S5GSWpjpy5McJhtNGvfIycjuECi8uIfuQqhBzUhois4 |
| TXT | _acme-challenge.blackgrain.dk | oRePYekrCOGzOFLW-0-0dSb1fhLMghFkvFhJbDVVflo |
| 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 | 2407675460 |
| Primary NS (MNAME) | aria.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2016-08-11 |
| Expires | 2027-08-31 (318d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 18:47:41 | 1560ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-05 13:48:38 | 1710ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 11:18:31 | 1051ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 18:21:38 | 9573ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-23 12:28:54 | 3304ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-21 11:49:22 | 9392ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-11 05:23:54 | 978ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-03 01:12:44 | 1721ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-28 16:43:42 | 740ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 21:51:50 shown | 742ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 00:43:16 | 1222ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 14:46:00 | 503ms | 2 NS 1 A 1 MX | 🔓 Insecure |