ripenholding.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.181.155.198 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by ripenholding-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 |
|---|---|---|---|---|---|---|---|
| 188.181.155.198 | 43200s | 188-181-155-198-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 188.176.0.0/13 | 🇩🇰 Denmark | Haderslev |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.207.184 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:gd06stfnw7.spf.dmarc.bluebyte.dk -all |
| Policy | Record (ripenholding.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:gd06stfnw7.spf.dmarc.bluebyte.dk -all |
| Policy | Record (_dmarc.ripenholding.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:mqw7d2bvbu@rua.dmarc.bluebyte.dk; ruf=mailto:mqw7d2bvbu@ruf.dmarc.bluebyte.dk; fo=0; t=n; |
| Check | Result |
|---|---|
| Status | 🔒 Enforce |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | enforce |
| Policy ID | 20240607060456529910 |
| max_age | 86400s |
| Policy MX | ripenholding-dk.mail.protection.outlook.com |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:mqw7d2bvbu@tls.dmarc.bluebyte.dk |
| www | 188.181.155.198 (AS3292) (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 |
|---|---|---|
| selector2 | selector2-ripenholding-dk._domainkey.ripenholding.onmicrosoft.com | 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| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025070801 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 17:10:01 | 960ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 02:18:37 | 947ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 05:35:10 | 817ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 10:55:30 | 1502ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-06 12:49:08 | 1230ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 07:05:19 shown | 1462ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-05 00:04:12 | 1623ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 14:41:15 | 1482ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-17 14:04:12 | 2292ms | 2 NS 1 A 1 MX | 🔒 Secure |