dhbyg.dk is a .dk domain served by 2 nameservers (gabriella.ns.cloudflare.com, mitch.ns.cloudflare.com). It was registered on 9 July 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.109.37 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. 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 |
|---|---|---|---|---|---|---|---|
| 94.231.109.37 | 60s | linux10.curanet.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.211.41 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms75986670 |
| v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 -all |
| v=spf1 include:spf.simply.com -all |
| Policy | Record (dhbyg.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 -all |
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.dhbyg.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; adkim=s; aspf=s; |
| www | 94.231.109.37 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u46528827.wl078.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u46528827.wl078.sendgrid.net | 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: 1/10 · policy: -all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| 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 | 2412009773 |
| Primary NS (MNAME) | gabriella.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2024-07-09 |
| Expires | 2027-07-08 (261d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 04:17:31 | 1481ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 13:08:58 | 623ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 12:47:20 | 916ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-02 06:22:01 shown | 9554ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-12 16:43:46 | 6808ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-21 15:20:51 | 847ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 13:47:47 | 6750ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 02:36:18 | 541ms | 2 NS 1 A 1 MX | 🔓 Insecure |