krydstogteksperten.dk

📜 Historical scan 2026-09-23 02:22:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

krydstogteksperten.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 29 July 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 151.101.1.91 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mx.spamfilter.io. 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#

2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

4 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
151.101.1.91	600s	—	AS54113	Fastly, Inc.	151.101.0.0/16	🇺🇸 United States	—
151.101.129.91	3600s	—	AS54113	Fastly, Inc.	151.101.0.0/16	🇺🇸 United States	—
151.101.193.91	3600s	—	AS54113	Fastly, Inc.	151.101.0.0/16	🇺🇸 United States	—
151.101.65.91	3600s	—	AS54113	Fastly, Inc.	151.101.0.0/16	🇺🇸 United States	—

📧 MX Records#

1 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.spamfilter.io	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscoverredirect.webexchange.nu → 212.237.249.80
🔶 Autoconfig	172.234.99.158

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 265ms

TXT Record
brevo-code:73ea98707d17741a7850aebf2498e4ac
v=spf1 a mx include:spf.scannet.dk ip4:77.66.124.89 ip4:93.90.117.66 ip4:193.239.98.128/25 include:mailmailmail.net include:spf.traveltek.net -all

✉️ SPF#

Policy	Record (krydstogteksperten.dk)
-all (hard fail)	v=spf1 a mx include:spf.scannet.dk ip4:77.66.124.89 ip4:93.90.117.66 ip4:193.239.98.128/25 include:mailmailmail.net include:spf.traveltek.net -all

📨 DMARC#

Policy	Record (_dmarc.krydstogteksperten.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.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 2026-10-09 14:22:52

www CNAME	dreamlake.map.fastly.net (all on fastly.net) → 199.232.41.91 2a04:4e42:47::347 (AS54113)
www vs bare domain	Same network krydstogteksperten.dk: 151.101.1.91 151.101.129.91 151.101.193.91 151.101.65.91 (AS54113) www.krydstogteksperten.dk: 199.232.41.91 2a04:4e42:47::347 (AS54113)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 2048 bit
s1	s1.domainkey.u51248987.wl238.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u51248987.wl238.sendgrid.net	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: 8/10 · policy: -all

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

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.krydstogteksperten.dk	ur8qwl1aydzxhr74sc.fastly-validations.com

🔗 TLSA / DANE#

1 records 433ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.spamfilter.io	DANE-EE · SPKI · SHA-256	9A25F05F2E322DABDCC9B7A06AB47A2D…

🔐 DNSSEC#

163ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-06 08:07:51

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-07-29
Expires	2027-07-31 (279d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

37ms

78ms

AAAA

55ms

TXT

265ms

CAA

43ms

HTTPS

67ms

TLSA

433ms

SOA

0ms

MTA-STS

89ms

DNSSEC

163ms

SRV

106ms

Total

1860ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:22:52	950ms	2 NS 4 A 1 MX	🔒 Secure
2026-10-06 08:03:58	2702ms	2 NS 4 A 1 MX	🔒 Secure
2026-10-01 07:41:56	848ms	2 NS 4 A 1 MX	🔒 Secure
2026-10-01 06:42:17	1078ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-30 06:37:49	701ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-23 17:46:48	4571ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-23 02:22:04 shown	1860ms	2 NS 4 A 1 MX	🔒 Secure
2026-09-18 03:23:36	9530ms	2 NS 4 A 1 MX	🔒 Secure
2026-08-28 01:58:06	996ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-23 23:28:03	1161ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-22 03:50:50	1139ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 20:23:22	703ms	2 NS 4 A 1 MX	🔒 Secure
2026-06-18 06:53:48	879ms	2 NS 4 A 1 MX	🔒 Secure