ib-g-jensen.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 104.248.133.173 is hosted by DigitalOcean, LLC (AS14061) in Germany. Mail is handled by ibgjensen-dk0eb.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.248.133.173 | 360s | rs1.jump4it.dk | AS14061 | DigitalOcean, LLC | 104.248.0.0/16 | 🇩🇪 Germany | Frankfurt am Main |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2001:67c:3c0:12::53 | 3600s | — | AS51468 | One.com A/S | 2001:67c:3c0:0:0:0:0:0/48 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 ip4:193.163.39.120/30 a:cpanel3.8989.dk include:spf.protection.outlook.com -all |
| Policy | Record (ib-g-jensen.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:193.163.39.120/30 a:cpanel3.8989.dk include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.ib-g-jensen.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;rua=mailto:dmarc@ib-g.dk;fo=d |
| www | 104.248.133.173 2001:67c:3c0:12::53 (AS14061 AS51468) (address records, no CNAME) |
| www vs bare domain | Same network ib-g-jensen.dk: 104.248.133.173 2001:67c:3c0:12::53 (AS14061 AS51468) www.ib-g-jensen.dk: 104.248.133.173 2001:67c:3c0:12::53 (AS14061 AS51468) |
| 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-ibgjensen-dk0eb._domainkey.ibgjensen.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 | 2025112602 |
| 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 |
|---|---|---|---|
| 2026-10-07 17:15:41 shown | 961ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 12:13:51 | 910ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 11:52:39 | 2614ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 21:32:34 | 678ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 04:43:00 | 1116ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 12:20:56 | 2693ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 14:17:02 | 1002ms | 2 NS 1 A 1 MX | 🔒 Secure |