kruso.dk

📜 Historical scan 2026-09-23 10:35:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kruso.dk is a .dk domain served by 4 nameservers (ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns3-09.azure-dns.org and 1 more). It was registered on 8 August 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.150.1.1 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by kruso-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.

🖥️ Nameservers#

4 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-09.azure-dns.com	13.107.236.9 2603:1061:0:700::9	ns1-09.azure-dns.com ns1-09.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-09.azure-dns.net	150.171.21.9 2620:1ec:8ec:700::9	ns2-09.azure-dns.net ns2-09.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-09.azure-dns.org	204.14.183.9 2a01:111:4000:700::9	ns3-09.azure-dns.org ns3-09.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-09.azure-dns.info	208.84.5.9 2620:1ec:bda:700::9	ns4-09.azure-dns.info ns4-09.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.150.1.1	300s	—	AS16509	Amazon.com, Inc.	216.150.1.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kruso-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:c967::a 2a01:111:f403:ca04::a 2a01:111:f403:ca21::c 52.101.103.137 52.101.103.143 52.101.73.126 52.101.73.155	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-cpjpr05cu00102.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr02cu00203.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#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136
🔶 Autoconfig	87.54.52.113

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 79ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

11 records 189ms

TXT Record
anthropic-domain-verification-ts0kka=qiBjF4H5A4y6ESkqpojuhXojb
apple-domain-verification=oL8bTETKAbHbmfW5
google-site-verification=G45wMZ8YvG_EPa96wrioJwIeVz-ilMRV9XWIMI5HtBA
google-site-verification=pIBMqTh6AJdAfqA3MNns1kk8Do3IBVvZClV4kz2iH7c
klaviyo-site-verification=V5mXE8
kruso-website-prod.azurewebsites.net
MS=ms20434026
MS=ms93088091
openai-domain-verification=dv-6w1TgzDlNXMMlKzzhMyto4bY
ubivox-site-verification=hAVQFw7biXG-2fUn4b5L49TEt
v=spf1 include:spf.protection.outlook.com include:uxmail.io include:spf.mandrillapp.com include:dedicated.mysmtp.com ip4:87.54.52.96/27 ip4:83.95.117.32/27 a:sendgrid.net a:intern.mediaworkers.dk a:smtp.3.dk a:github.com -all

✉️ SPF#

Policy	Record (kruso.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:uxmail.io include:spf.mandrillapp.com include:dedicated.mysmtp.com ip4:87.54.52.96/27 ip4:83.95.117.32/27 a:sendgrid.net a:intern.mediaworkers.dk a:smtp.3.dk a:github.com -all

📨 DMARC#

Policy	Record (_dmarc.kruso.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:hosting@kruso.dk; ruf=mailto:hosting@kruso.dk; sp=reject; ri=86400;

📬 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 2026-10-15 06:15:06

www CNAME	4020f6a297a93644.vercel-dns-017.com (all on vercel-dns-017.com) → 216.150.1.65 216.150.16.65 (AS16509)
www vs bare domain	Same network kruso.dk: 216.150.1.1 (AS16509) www.kruso.dk: 216.150.1.65 216.150.16.65 (AS16509)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY
BIMI	v=BIMI1; l=https://tools.kruso.dk/MailLogos/bimi.svg

✍️ DKIM keys#

4 found

Selector	CNAME	Key
s1	s1.domainkey.u44895666.wl167.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u44895666.wl167.sendgrid.net	RSA · ~2048 bit
selector1	selector1-kruso-dk._domainkey.netmesteras.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-kruso-dk._domainkey.netmesteras.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: 11/10 · policy: -all

error 11 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

60ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2022111798
Primary NS (MNAME)	ns1-09.azure-dns.com
Responsible (RNAME)	hostmaster
Refresh	21600s
Retry	600s
Expire	1814400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-26 21:03:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-08-08
Expires	2027-08-31 (308d)

🔗 Same registrant#

9 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).

Domain	Registrar
ai-design.dk	ONE.COM A/S
ai-direktivet.dk	ONE.COM A/S
aiforordningen.dk	Punktum dk A/S (direct)
betaworkers.dk	Punktum dk A/S (direct)
detdigitaleproduktpas.dk	Punktum dk A/S (direct)
krusomail.dk	CURANET A/S
netmester.dk	Punktum dk A/S (direct)
publify.dk	Punktum dk A/S (direct)
webadvisor.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

31ms

33ms

AAAA

37ms

TXT

189ms

CAA

35ms

HTTPS

47ms

TLSA

908ms

SOA

0ms

MTA-STS

65ms

DNSSEC

60ms

SRV

79ms

Total

1449ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 15:42:45	933ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-23 10:35:36 shown	1449ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 15:41:55	1212ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 13:44:47	1359ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 05:02:37	920ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:05:18	858ms	4 NS 1 A 1 MX	🔒 Secure