sækken.dk xn--skken-sra.dk

📜 Historical scan 2026-06-17 13:15:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sækken.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 11 March 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.100 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by xnskkensra-dk0m1c.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 101ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	—	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 122ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	xnskkensra-dk0m1c.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 52.101.68.0 52.101.68.3 52.101.73.6 52.101.73.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 109ms

TXT Record
MS=ms45091739
v=spf1 a ptr ip4:185.21.40.121 include:spf.protection.outlook.com include:postfilter.dk include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (sækken.dk)
-all (hard fail)	v=spf1 a ptr ip4:185.21.40.121 include:spf.protection.outlook.com include:postfilter.dk include:web.shared.mysmtp.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 18:59:25

www	94.231.103.100 (AS48854) (address records, no CNAME)
www vs bare domain	Same network sækken.dk: 94.231.103.100 (AS48854) www.sækken.dk: 94.231.103.100 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-xnskkensra-dk0m1c._domainkey.poulschou.onmicrosoft.com	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 "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)
warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxdomain

🏷️ SOA#

45ms

Field	Value
Serial	2024101000
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 04:02:35

Field	Value
Registrar	Simply.com A/S
Registered	2021-03-11
Expires	2027-03-31 (155d)

🔗 Same registrant#

14 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
dansksikkerhedsmakulering.dk	Punktum dk A/S (direct)
dsml.dk	Punktum dk A/S (direct)
gen-mak.dk	Punktum dk A/S (direct)
genmak.dk	Punktum dk A/S (direct)
nordisktræfældning.dk	CURANET A/S
phlumby.dk	A/S SCANNET
saekken.dk	Simply.com A/S
schoubådtransport.dk	Simply.com A/S
schouhelicopter.dk	Simply.com A/S
schouhelicopters.dk	Simply.com A/S
schoukraner.dk	Simply.com A/S
schoulogistik.dk	Simply.com A/S
schouudlejning.dk	Simply.com A/S
skovhelicopter.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

101ms

44ms

122ms

AAAA

81ms

TXT

109ms

CAA

20ms

HTTPS

68ms

TLSA

1475ms

SOA

45ms

MTA-STS

97ms

DNSSEC

73ms

SRV

0ms

Total

2052ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 18:59:25	581ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-12 19:35:26	2186ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-02 08:15:53	636ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 08:08:44	743ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-27 22:47:59	829ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 03:44:52	704ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-04 16:23:51	4825ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-25 12:04:08	1221ms	4 NS 1 A 1 MX	⚠️ Bogus
2026-06-25 10:53:26	304ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:15:29 shown	2052ms	4 NS 1 A 1 MX	🔒 Secure