office365security.dk is a .dk domain served by 2 nameservers (ns1.telecomx.dk, ns2.telecomx.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.83.176.70 is hosted by Telenor A/S (AS9158) in Denmark. Mail is handled by efa01.powernet.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 213.83.176.70 | 86400s | net176-70.telecomx.dk | AS9158 | Telenor A/S | 213.83.128.0/17 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 86400s | efa01.powernet.dk | 185.51.79.84 | efa5.powernet.dk | AS205984 Powernet Aps |
| TXT Record |
|---|
| v=spf1 a a:mail.powernetmail.dk ip4:213.83.176.102 -all |
| Policy | Record (office365security.dk) |
|---|---|
| -all (hard fail) | v=spf1 a a:mail.powernetmail.dk ip4:213.83.176.102 -all |
| Policy | Record (_dmarc.office365security.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:efr@powernet.dk; ruf=mailto:efr@powernet.dk; fo=1 |
| www CNAME | office365security.dk (all on office365security.dk) → 213.83.176.70 (AS9158) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| — | 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| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.office365security.dk | 7imM3Uz_YauO7wVRgCfheKb4frW5_BwKGq1VOW--23M |
| 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 | 31 |
| Primary NS (MNAME) | ns1.telecomx.dk |
| Responsible (RNAME) | hostmaster@telecomx.dk |
| Refresh | 3600s |
| Retry | 600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 15:21:47 shown | 3548ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-07 22:05:10 | 503ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 09:36:22 | 455ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 19:11:58 | 769ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 21:47:25 | 550ms | 2 NS 1 A 1 MX | 🔓 Insecure |