skan-data.dk

📜 Historical scan 2026-09-04 20:02:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skan-data.dk is a .dk domain served by 2 nameservers (blair.ns.cloudflare.com, frank.ns.cloudflare.com). It was registered on 27 August 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.40 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by addvision-dk.mx1-dk.mailanyone.net, addvision-dk.mx2-dk.mailanyone.net and 1 more. The zone is not DNSSEC-signed, 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
blair.ns.cloudflare.com	108.162.194.121 162.159.38.121 172.64.34.121 2606:4700:50::a29f:2679 2803:f800:50::6ca2:c279 2a06:98c1:50::ac40:2279	blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
frank.ns.cloudflare.com	108.162.193.166 172.64.33.166 173.245.59.166 2606:4700:58::adf5:3ba6 2803:f800:50::6ca2:c1a6 2a06:98c1:50::ac40:21a6	frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.40	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.208.188	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	addvision-dk.mx1-dk.mailanyone.net	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	60s	addvision-dk.mx2-dk.mailanyone.net	192.162.219.155 2001:978:2a01:0:192:162:217:4	mx41.electric.net —	AS16509 Amazon.com, Inc. AS174 Cogent Communications, LLC
30	60s	addvision-dk.mx3-dk.mailanyone.net	192.162.219.255	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	185.21.41.111

🔷 AAAA Records (IPv6)#

2 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:3528	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:d0bc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.40,172.67.208.188 ech=AEX+DQBBvAAgACDYBoUfweZx6Vzbz70l9FAnG8xnmcG91OYK8kiNvyDFZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:3528,2606:4700:3035::ac43:d0bc

🔌 SRV Records#

1 records 111ms

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

📝 TXT Records#

5 records 181ms

TXT Record
MS=ms70453277
MS=ms94232155
p45RwV6GPi5KJh1Lp9eYXw4GRAbcs3h2JtYNwQ7wIDovOneZirnw//tngNjnWINGWix4VSR/BMpqtkj5vLeHkg==
v=spf1 a:eu.mailers.system-monitor.com include:spf.protection.outlook.com include:autotask.net include:servers.mcsv.net include:spf.curanet.dk include:spf.mailanyone.net include:spf.eu.signature365.net -all
vpe=5e69d1be

✉️ SPF#

Policy	Record (skan-data.dk)
-all (hard fail)	v=spf1 a:eu.mailers.system-monitor.com include:spf.protection.outlook.com include:autotask.net include:servers.mcsv.net include:spf.curanet.dk include:spf.mailanyone.net include:spf.eu.signature365.net -all

📨 DMARC#

Policy	Record (_dmarc.skan-data.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=none; rua=mailto:alerts@skan-data.dk; rf=afrf; pct=100; 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 2026-10-09 19:22:07

www	104.21.53.40 172.67.208.188 2606:4700:3034::6815:3528 2606:4700:3035::ac43:d0bc (AS13335) (address records, no CNAME)
www vs bare domain	Same network skan-data.dk: 104.21.53.40 172.67.208.188 2606:4700:3034::6815:3528 2606:4700:3035::ac43:d0bc (AS13335) www.skan-data.dk: 104.21.53.40 172.67.208.188 2606:4700:3034::6815:3528 2606:4700:3035::ac43:d0bc (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
k1	dkim.mcsv.net	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: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.skan-data.dk	0jYbi7S84qzGaH69sxcMHgP1ay0eksolgMuXqfXD5yk
TXT	_acme-challenge.skan-data.dk	KDvJ8ukT-I7p2ajSzUacbBwttho7Oo2GIj6NYNcy1jY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

135ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2413813280
Primary NS (MNAME)	blair.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-02 06:50:40

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	1997-08-27
Expires	2027-09-30 (341d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

52ms

42ms

AAAA

56ms

TXT

181ms

CAA

49ms

HTTPS

61ms

TLSA

194ms

SOA

0ms

MTA-STS

89ms

DNSSEC

135ms

SRV

111ms

Total

1643ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 11:22:38	2787ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-02 06:19:21	1436ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-01 06:16:07	2211ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-24 03:41:10	1045ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-23 16:37:53	1002ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-18 23:28:08	2280ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-04 20:02:51 shown	1643ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 22:42:09	1462ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-20 13:36:37	9706ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-19 09:05:48	1474ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-18 09:01:46	4768ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-10 12:25:26	7100ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-29 19:48:14	2489ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-19 12:09:54	1989ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 22:22:28	1028ms	2 NS 2 A 3 MX	🔓 Insecure