jfv.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 93.191.156.7 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by jfv-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 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 |
|---|---|---|---|---|---|---|---|
| 93.191.156.7 | 900s | linux173.unoeuro.com | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| 🔶 Autoconfig | 93.191.156.7 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:_spf.jfv_dk._d.easydmarc.pro -all |
| Policy | Record (jfv.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.jfv_dk._d.easydmarc.pro -all |
| Policy | Record (_dmarc.jfv.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;pct=100;rua=mailto:1c1a63ee14@rua.easydmarc.eu;ruf=mailto:1c1a63ee14@ruf.easydmarc.eu;ri=86400;fo=1; |
| Check | Result |
|---|---|
| Status | 🧪 Testing |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | testing |
| Policy ID | 20260519T120847 |
| max_age | 31449600s |
| Policy MX | jfv-dk.mail.protection.outlook.com |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:1c1a63ee14@tls.easydmarc.eu |
| www | 93.191.156.7 (AS48854) (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 |
|---|---|---|
| selector1 | selector1-jfv-dk._domainkey.jfv.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-jfv-dk._domainkey.jfv.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: 1/10 · 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 | 2026051902 |
| 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 |
|---|---|---|---|
| 2026-10-01 00:24:14 shown | 1190ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 12:17:32 | 1024ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 20:32:07 | 1350ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 11:57:49 | 994ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 13:08:27 | 6091ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 04:40:49 | 1167ms | 2 NS 1 A 1 MX | ⚠️ Bogus |