jyffi.dk is a .dk domain served by 2 nameservers (ben.ns.cloudflare.com, deborah.ns.cloudflare.com). It was registered on 3 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.18.42.192 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by jyffi-dk.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 |
|---|---|---|---|---|---|---|---|
| 104.18.42.192 | 300s | — | AS13335 | Cloudflare, Inc. | 104.16.0.0/14 | — | — |
| 172.64.145.64 | 300s | — | AS13335 | Cloudflare, Inc. | 172.64.144.0/20 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:98c1:3102::ac40:9140 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3100:0:0:0:0:0/44 | — | — |
| 2a06:98c1:310d::6812:2ac0 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3100:0:0:0:0:0/44 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h2" ipv4hint=104.18.42.192,172.64.145.64 ipv6hint=2a06:98c1:3102::ac40:9140,2a06:98c1:310d::6812:2ac0 |
| TXT Record |
|---|
| BhNml3SrETNtv+jcz1mwR+Olk/Pf9ybK5qcD0YHZxT0= |
| jjNK+bKqzhmZqhE4msJXYsUbhcqkOfeu5IJ2ro5FJP4= |
| MS=ms25638005 |
| qfZ1XGALAO3QNG/XmZXw04UyeObbJIKvKZxf8YNbQcE= |
| ThAeBqHiRfjqWgwDgcB57rmZWJKRUBIz2ZrlUWtyc7s= |
| Trustzone=DPPLo6xrZidp6zSwC0coGTOuRFBJmZIiAlAZmltIAfU= |
| Uhuh8chNvr8jnR6AmT5uwxlqfkRszv12UNfGVusOE8U= |
| v=spf1 ip4:193.162.109.0/24 include:spf.protection.outlook.com -all |
| Policy | Record (jyffi.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:193.162.109.0/24 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.jyffi.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmpbc08j@ag.eu.dmarcadvisor.com; ruf=mailto:dmpbc08j@fr.eu.dmarcadvisor.com |
| www | 141.101.90.96 141.101.90.97 141.101.90.98 141.101.90.99 2a06:98c1:3200::90:0 2a06:98c1:3200::90:1 2a06:98c1:3200::90:2 2a06:98c1:3200::90:3 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network jyffi.dk: 104.18.42.192 172.64.145.64 2a06:98c1:3102::ac40:9140 2a06:98c1:310d::6812:2ac0 (AS13335) www.jyffi.dk: 141.101.90.96 141.101.90.97 141.101.90.98 141.101.90.99 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | default._domainkey.jyskebank.dk | RSA · ~2048 bit |
| selector1 | selector1-jyffi-dk._domainkey.jyskebank.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-jyffi-dk._domainkey.jyskebank.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: 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 | 2416677812 |
| Primary NS (MNAME) | ben.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2001-05-03 |
| Expires | 2027-06-30 (252d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-06 12:09:41 shown | 2462ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-03 09:36:36 | 994ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-30 09:10:28 | 1043ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-27 13:39:52 | 2910ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-16 06:48:19 | 1778ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-06 01:58:19 | 989ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-28 12:29:20 | 2808ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-26 11:47:55 | 1110ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-22 08:54:37 | 10609ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-19 07:21:12 | 3934ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-06 17:49:42 | 1478ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-31 10:14:33 | 3092ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-26 11:46:10 | 1782ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-07-16 07:16:07 | 2150ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-07-03 13:26:51 | 3453ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-06-30 01:26:20 | 1277ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-06-17 13:48:11 | 3872ms | 2 NS 4 A 1 MX | 🔒 Secure |