butlerjensen.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 30 December 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.68.144.146 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by mail.butlerel.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 |
|---|---|---|---|---|---|---|---|
| 77.68.144.146 | 3600s | — | AS39642 | Sinal A/S | 77.68.128.0/17 | 🇩🇰 Denmark | Silkeborg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.butlerel.dk | 77.68.144.146 | — | AS39642 Sinal A/S |
| TXT Record |
|---|
| brevo-code:9828761d2ea86513fc63c5bb9588db21 |
| v=spf1 ip4:77.68.144.146 include:spf.brevo.com mx ~all |
| Policy | Record (butlerjensen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:77.68.144.146 include:spf.brevo.com mx ~all |
| Policy | Record (_dmarc.butlerjensen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com |
| www | 77.68.144.146 (AS39642) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | 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: 2/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026100300 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2010-12-30 |
| Expires | 2026-12-31 (68d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 16:07:45 | 1243ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-04 16:01:42 shown | 354ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-10 14:18:47 | 859ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-03 19:46:23 | 522ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-02 10:52:33 | 9430ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-31 16:32:04 | 1093ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 12:34:14 | 1132ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-11 12:56:19 | 6449ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-17 16:30:00 | 1160ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-15 13:43:42 | 1144ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-16 17:55:05 | 820ms | 2 NS 1 A 7 MX | 🔒 Secure |