fleks.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 November 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.124.182 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by fleks-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 49.12.124.182 | 3600s | server2.designrus.dk | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | 49.12.124.182 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms46835061 |
| v=spf1 include:spf.protection.outlook.com mx a ip4:52.186.121.110 ip4:40.68.36.243 ip4:51.145.10.226 ip4:13.88.251.46 ip4:23.101.232.30 -all |
| Policy | Record (fleks.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com mx a ip4:52.186.121.110 ip4:40.68.36.243 ip4:51.145.10.226 ip4:13.88.251.46 ip4:23.101.232.30 -all |
| Policy | Record (_dmarc.fleks.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:fv6ndty3ar@rua.dmarc.bluebyte.dk; ruf=mailto:fv6ndty3ar@ruf.dmarc.bluebyte.dk; fo=0; t=n; |
| www | 49.12.124.182 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 |
|---|---|---|
| selector1 | selector1-fleks-dk._domainkey.proautomatic.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: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1997-11-21 |
| Expires | 2026-12-31 (75d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 20:04:44 | 938ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 19:54:14 | 960ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 08:42:44 | 1114ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 07:39:00 | 1533ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 07:20:53 | 1067ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 13:45:19 shown | 1256ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 13:47:55 | 1845ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 15:28:29 | 1089ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 09:08:07 | 1343ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-29 11:23:27 | 1101ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 03:36:49 | 2729ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:17:09 | 2293ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:14:11 | 1246ms | 2 NS 1 A 1 MX | 🔒 Secure |