byggesoc.dk is a .dk domain served by 2 nameservers (ns1.telecomx.dk, ns2.telecomx.dk). It was registered on 5 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 62.192.160.194 is hosted by Powernet Aps (AS205984) in Denmark. Mail is handled by byggesoc-dk.mail.protection.outlook.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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.telecomx.dk | 62.192.160.190 | ns1.telecomx.dk | AS205984 Powernet Aps |
| ns2.telecomx.dk | 62.192.160.191 | ns2.telecomx.dk | AS205984 Powernet Aps |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 62.192.160.194 | 600s | ans1.telecomx.dk | AS205984 | Powernet Aps | 62.192.160.0/24 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| TXT Record |
|---|
| redirect=http://byggesocietetet.dk&method=301 |
| v=spf1 ip4:167.89.108.1 ip4:167.89.108.13 ip4:167.89.92.35 include:spf.protection.outlook.com -all |
| Policy | Record (byggesoc.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:167.89.108.1 ip4:167.89.108.13 ip4:167.89.92.35 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.byggesoc.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 62.192.160.194 (AS205984) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u3789899.wl150.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u3789899.wl150.sendgrid.net | RSA · ~1024 bit below 2048 bit |
| selector1 | selector1-byggesoc-dk._domainkey.byggesoc.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-byggesoc-dk._domainkey.byggesoc.onmicrosoft.com | 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
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 | 2021092220 |
| Primary NS (MNAME) | ns1.telecomx.dk |
| Responsible (RNAME) | hostmaster@telecomx.dk |
| Refresh | 3600s |
| Retry | 600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 1999-10-05 |
| Expires | 2029-12-31 (1171d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 11:56:54 | 1191ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 00:28:49 | 2936ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 18:28:29 | 1385ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 18:18:22 | 1063ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 17:40:02 | 995ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-17 05:01:00 | 1142ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 07:14:28 | 1419ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 19:26:57 | 3038ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-27 22:22:53 shown | 782ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 20:18:50 | 866ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-23 08:23:35 | 1557ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 18:15:39 | 560ms | 2 NS 1 A 1 MX | 🔓 Insecure |