kerteminde.dk

📜 Historical scan 2026-08-31 06:58:46  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kerteminde.dk is a .dk domain served by 2 nameservers (ns-auth03.kmd.dk, ns-auth04.kmd.dk). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.50.64.13 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by kerteminde-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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.

🖥️ Nameservers#

2 records   103ms
NameserverIP addressesPTRASN / ISP
ns-auth03.kmd.dk 131.165.64.5 ns-auth03.kmd.dk AS6834 KMD A/S
ns-auth04.kmd.dk 131.165.4.5 ns-auth04.kmd.dk AS6834 KMD A/S

🌍 A Records#

1 records   201ms
IPTTLPTRASNISP / OrgCIDRCountryCity
20.50.64.13 300s — AS8075 Microsoft Corporation 20.48.0.0/12 🇮🇪 Ireland Dublin

📧 MX Records#

1 records   72ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s kerteminde-dk.mail.protection.outlook.com 2a01:111:f403:ca04::d
2a01:111:f403:ca09::28
2a01:111:f403:ca09::c
2a01:111:f403:ca48::a
52.101.103.140
52.101.68.18
52.101.73.145
52.101.73.28		 mail-db6pr03cu00105.inbound.protection.outlook.com
mail-am6pr02cu00300.inbound.protection.outlook.com
mail-as8pr05cu00304.inbound.protection.outlook.com
mail-miypr02cu00202.inbound.protection.outlook.com
mail-miypr02cu00204.inbound.protection.outlook.com
mail-db4pr02cu00302.inbound.protection.outlook.com
mail-am6pr02cu00301.inbound.protection.outlook.com
mail-am7pr05cu00204.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

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover131.165.94.116

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records   262ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 1 100 443 autodiscover.kerteminde.dk
_sipfederationtls._tcp 1 100 5061 sip.kerteminde.dk

📝 TXT Records#

12 records   588ms
TXT Record
_kggn3zyncucq3xijjqgg17tlajefpck
5pyGL6SQdBW79kduI3c79MOhGhhSinAlTO/L373Sgmheavh8WuhZTH4oSuSVo28r28okC6F5vgD/8D+IN+oxCA==
96lh6unrudknvodsjhcniskned
apple-domain-verification=BcWVQLlHrTrQIaaE
bjflbbllrdv47t4c2rk634kbx66wlhfq
c48qwtp2t6qkx38lxtl1kfnr38xcffnp
eqfsfi4tt8eo6q0tm4484cfrmi
ISONuoDILMhN3stP71muYFuosJxIWeYUZnRYm+zonfCeNj56iiG+ArcuI68clJQHfFHymMN6iJ6VzohZctydiw==
MS=ms75841098
v=spf1 include:spf1.kerteminde.dk include:spf.prod.frontavenue.com include:spf.protection.outlook.com include:sendgrid.net a:c.spf.service-now.com a:asmtp.compusoft.dk ip4:91.121.192.191 ip4:147.29.238.1 ip4:147.29.236.1 -all
xwsywqzcs138bb02tdpjzdtsdtwwvkk8
yzqpk962sw62tm2b8h7c1xbkdh0ns9b6

✉️ SPF#

PolicyRecord (kerteminde.dk)
-all (hard fail) v=spf1 include:spf1.kerteminde.dk include:spf.prod.frontavenue.com include:spf.protection.outlook.com include:sendgrid.net a:c.spf.service-now.com a:asmtp.compusoft.dk ip4:91.121.192.191 ip4:147.29.238.1 ip4:147.29.236.1 -all

📨 DMARC#

PolicyRecord (_dmarc.kerteminde.dk)
p=reject v=DMARC1; p=reject; rua=mailto:67f51367d220c@dmarc-dk.centerasecurity.com; ruf=mailto:dmarc@kerteminde.dk; fo=1; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=none;

📬 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 2026-10-22 07:47:02
www CNAMEkerteminde.dk (all on kerteminde.dk)
www vs bare domainSame network
kerteminde.dk: 20.50.64.13 (AS8075)
www.kerteminde.dk: 20.50.64.13 (AS8075)
WildcardNo
Denial of existenceNSEC3 · 10 iterations · 16-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

4 found
SelectorCNAMEKey
s1 s1.domainkey.u3755192.wl193.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u3755192.wl193.sendgrid.net RSA · ~1024 bit below 2048 bit
selector1 selector1-kerteminde-dk._domainkey.kerteminde.onmicrosoft.com RSA · ~1024 bit below 2048 bit
selector2 selector2-kerteminde-dk._domainkey.kerteminde.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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: -all

  • warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.kerteminde.dk _acme-challenge.9ac01310829aae848a5b299bb9e38ac9fdd3e0d949697c77.upcloudlb.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

367ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial1672
Primary NS (MNAME)ns-auth03.kmd.dk
Responsible (RNAME)dnsadmin@kmd.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)43200s

📋 Registration#

WHOIS fetched 2026-10-19 09:20:50
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-01-31
Expires2031-03-31 (1621d)

🔗 Same registrant#

2 domains

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
detmaritimehusikerteminde.dkPunktum dk A/S (direct)
kerteminde-skoler.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
103ms
A
201ms
MX
72ms
AAAA
134ms
TXT
588ms
CAA
119ms
HTTPS
192ms
TLSA
947ms
SOA
0ms
MTA-STS
280ms
DNSSEC
367ms
SRV
262ms
Total
3901ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 07:47:02 1316ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-20 09:53:27 2463ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-19 08:59:57 2155ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-18 07:50:56 1433ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-17 07:47:30 1554ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-16 07:12:58 1910ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-15 06:00:22 1426ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-14 05:04:38 3106ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-13 01:41:54 1486ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-11 22:36:20 1481ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-10 19:08:01 1815ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-09 16:53:50 2362ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-08 15:49:39 1953ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-07 15:40:20 2062ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-06 14:18:13 1159ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-05 13:07:17 1506ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-04 12:48:46 1812ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-03 12:46:53 1934ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-02 12:45:41 1225ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-01 12:44:01 1421ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-30 12:42:09 1580ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-29 12:38:57 1388ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-28 12:33:15 1064ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-27 12:21:27 1157ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-26 12:08:25 2112ms 2 NS 1 A 1 MX 🔓 Insecure
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