jfm.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 13 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.164 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by jfm-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 |
|---|---|---|---|---|---|---|---|
| 185.21.40.164 | — | prolinux1.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| adobe-idp-site-verification=d86a62e97d5226ade44bd2b52f2e08fdee11c292465eee7cecdff0fca33d6260 |
| atlassian-domain-verification=85G1GUbA51FR5britiXuZurUHNKi1alGq6CLf8a9kaEWWZZxxtbe3AKT67DuRP9V |
| e6522e7is693eicl9hpi0297ld |
| facebook-domain-verification=2cpldoffmsv8uqqldlvnasea92ttt0 |
| g74fk3squek9qnjl1579jv92sp |
| google-site-verification=3VcmQp0sAgVal9_UPFnrAZr-HptbNmsu8tFN0_q8Qn4 |
| google-site-verification=91mXefgvUF3QtFJ--9NwtfC_ZFfn0hZJada_rI0PtlQ |
| MS=ms10828759 |
| v=spf1 ip4:80.63.11.74 ip4:193.163.96.23 ip4:193.163.97.21 ip4:193.163.97.22 include:spf1.emarketeer.com include:spf.logicalware.com include:spf.protection.outlook.com include:amazonses.com -all |
| Policy | Record (jfm.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:80.63.11.74 ip4:193.163.96.23 ip4:193.163.97.21 ip4:193.163.97.22 include:spf1.emarketeer.com include:spf.logicalware.com include:spf.protection.outlook.com include:amazonses.com -all |
| Policy | Record (_dmarc.jfm.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:66f14a574745c@dmarc-dk.centerasecurity.com |
| www CNAME | jfm.dk (all on jfm.dk) → 185.21.40.164 (AS48854) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 2048 bit |
| — | RSA · ~2048 bit | |
| — | RSA · ~2048 bit | |
| s1 | s1.domainkey.u9003653.wl154.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u9003653.wl154.sendgrid.net | 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: 5/10 · 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 | 2026060401 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-10-13 |
| Expires | 2026-12-31 (75d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 12:43:06 | 606ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-13 12:27:57 | 774ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-10 04:24:47 | 1505ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 21:09:42 | 597ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 18:33:38 | 500ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 18:30:37 | 1158ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 17:31:16 | 902ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 17:17:55 | 500ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 02:05:44 | 698ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-16 14:03:26 | 1211ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 19:01:18 | 1052ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 02:41:38 | 1059ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 03:32:18 | 1453ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 18:36:03 | 1579ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 14:41:21 | 3044ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 08:00:58 | 9105ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 04:19:07 | 1372ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 07:39:06 | 1173ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 07:39:04 | 1580ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 01:16:35 | 706ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 23:26:11 | 808ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 17:05:37 shown | 775ms | 3 NS 1 A 1 MX | 🔒 Secure |