jyffi.dk

📜 Historical scan 2026-07-31 10:14:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 157ms

Nameserver	IP addresses	PTR	ASN / ISP
ben.ns.cloudflare.com	108.162.193.103 172.64.33.103 173.245.59.103 2606:4700:58::adf5:3b67 2803:f800:50::6ca2:c167 2a06:98c1:50::ac40:2167	ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com ben.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
deborah.ns.cloudflare.com	108.162.194.111 162.159.38.111 172.64.34.111 2606:4700:50::a29f:266f 2803:f800:50::6ca2:c26f 2a06:98c1:50::ac40:226f	deborah.ns.cloudflare.com deborah.ns.cloudflare.com deborah.ns.cloudflare.com deborah.ns.cloudflare.com deborah.ns.cloudflare.com deborah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 197ms

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	—	—

📧 MX Records#

1 records 174ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	jyffi-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::b 2a01:111:f403:ca09::8 2a01:111:f403:ca09::e 52.101.68.10 52.101.68.5 52.101.73.19 52.101.73.4	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

2 records 151ms

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	—	—

🔐 HTTPS Records#

1 records 187ms

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 Records#

9 records 351ms

TXT Record
_globalsign-domain-verification=Aw1KT2z37l9yXWvWNeUmbkThIbuj0Hh_Omb3cnxjkn
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

✉️ SPF#

Policy	Record (jyffi.dk)
-all (hard fail)	v=spf1 ip4:193.162.109.0/24 include:spf.protection.outlook.com -all

📨 DMARC#

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

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 13:46:38

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

✍️ DKIM keys#

3 found

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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

268ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2410791840
Primary NS (MNAME)	ben.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-03 10:18:56

Field	Value
Registrar	Eurodns S.A
Registered	2001-05-03
Expires	2027-06-30 (251d)

📋 WHOIS#

⏱️ Lookup Timing#

157ms

197ms

174ms

AAAA

151ms

TXT

351ms

CAA

185ms

HTTPS

187ms

TLSA

1183ms

SOA

0ms

MTA-STS

222ms

DNSSEC

268ms

SRV

224ms

Total

3092ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 12:09:41	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 shown	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