dif-aarhus.dk

📜 Historical scan 2026-10-10 08:29:03  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dif-aarhus.dk is a .dk domain served by 2 nameservers (henrik.ns.cloudflare.com, lily.ns.cloudflare.com). It was registered on 28 September 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.47.102 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.dif-aarhus.dk. 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   37ms
NameserverIP addressesPTRASN / ISP
henrik.ns.cloudflare.com 108.162.195.105
162.159.44.105
172.64.35.105
2606:4700:58::a29f:2c69
2803:f800:50::6ca2:c369
2a06:98c1:50::ac40:2369		 henrik.ns.cloudflare.com
henrik.ns.cloudflare.com
henrik.ns.cloudflare.com
henrik.ns.cloudflare.com
henrik.ns.cloudflare.com
henrik.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
lily.ns.cloudflare.com 108.162.192.130
172.64.32.130
173.245.58.130
2606:4700:50::adf5:3a82
2803:f800:50::6ca2:c082
2a06:98c1:50::ac40:2082		 lily.ns.cloudflare.com
lily.ns.cloudflare.com
lily.ns.cloudflare.com
lily.ns.cloudflare.com
lily.ns.cloudflare.com
lily.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   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.47.102 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.146.129 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s mail.dif-aarhus.dk 144.76.168.29 cp15.nordicway.dk AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

2 records   38ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:9281 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:2f66 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.47.102,172.67.146.129 ech=AEX+DQBBFAAgACDGQenGDs0xPPX1275oaReGJkusc0cRrB+n3gRmiTS6SwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9281,2606:4700:3037::6815:2f66

📝 TXT Records#

1 records   155ms
TXT Record
v=spf1 +a +mx +ip4:144.76.168.29 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (dif-aarhus.dk)
~all (soft fail) v=spf1 +a +mx +ip4:144.76.168.29 include:relay.mailchannels.net ~all

📨 DMARC#

PolicyRecord (_dmarc.dif-aarhus.dk)
p=reject v=DMARC1; p=reject; adkim=r; aspf=r; pct=100; rua=mailto:cheapfix.aps@gmail.dk

📬 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 2026-10-17 00:01:08
www104.21.47.102 172.67.146.129 2606:4700:3033::ac43:9281 2606:4700:3037::6815:2f66 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

114ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

25ms
FieldValue
Serial2417077767
Primary NS (MNAME)henrik.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-17 00:25:06
FieldValue
Registrarnordicway ApS
Registered2008-09-28
Expires2027-09-30 (346d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
frieboe.dkDANDOMAIN A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
43ms
MX
36ms
AAAA
38ms
TXT
155ms
CAA
37ms
HTTPS
35ms
TLSA
73ms
SOA
25ms
MTA-STS
57ms
DNSSEC
114ms
SRV
63ms
Total
3296ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 00:01:08 2015ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-10 08:29:03 shown 3296ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-09 04:16:56 974ms 2 NS 1 A 0 MX 🔒 Secure
2026-10-06 05:00:59 583ms 2 NS 1 A 0 MX 🔒 Secure
2026-10-01 04:15:17 971ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-29 00:21:37 626ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-27 23:58:13 1144ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-26 23:52:21 1146ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-25 23:23:33 1074ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-23 23:01:59 778ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-17 09:27:35 1104ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-09-07 16:27:29 1899ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-23 23:51:04 1298ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-22 07:59:10 918ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 02:45:52 509ms 2 NS 1 A 2 MX 🔒 Secure
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