alexdecker.dk

📜 Historical scan 2026-06-20 17:38:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alexdecker.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 7 February 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.142 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.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 172ms

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 241ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.142	3600s	linux130.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

2 records 268ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx01.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx3.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com smtp1.ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.
10	3600s	mx02.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx02.mail.icloud.com mx01.mail.icloud.com mx3.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com ic4-privaterelay.appleid.com mx01.mail.icloud.com mx02.mail.icloud.com smtp1.ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	94.231.103.142
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 322ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

2 records 524ms

TXT Record
apple-domain=K\|hkLn3naM6blYWk
v=spf1 redirect=icloud.com

✉️ SPF#

Policy	Record (alexdecker.dk)
redirect=icloud.com	v=spf1 redirect=icloud.com

📨 DMARC#

Policy	Record (_dmarc.alexdecker.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@alexdecker.dk; ruf=mailto:dmarc-failures@alexdecker.dk; fo=1

📬 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 2026-10-12 13:38:25

www	94.231.103.142 (AS48854) (address records, no CNAME)
www vs bare domain	Same network alexdecker.dk: 94.231.103.142 (AS48854) www.alexdecker.dk: 94.231.103.142 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

457ms

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

🏷️ SOA#

226ms

Field	Value
Serial	2025042300
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 2026-10-07 01:22:40

Field	Value
Registrar	Simply.com A/S
Registered	2019-02-07
Expires	2027-02-28 (134d)

📋 WHOIS#

⏱️ Lookup Timing#

172ms

241ms

268ms

AAAA

199ms

TXT

524ms

CAA

144ms

HTTPS

162ms

TLSA

211ms

SOA

226ms

MTA-STS

323ms

DNSSEC

457ms

SRV

322ms

Total

2720ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 22:53:20	899ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-29 22:40:05	638ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-25 10:54:26	735ms	4 NS 1 A 2 MX	🔒 Secure
2026-08-26 14:06:24	761ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-27 02:40:49	882ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-20 17:38:42 shown	2720ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-16 13:22:16	972ms	4 NS 1 A 2 MX	🔒 Secure