jcbsn.dk

📜 Historical scan 2026-06-18 02:36:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jcbsn.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.198.14.52 is hosted by Google LLC (AS396982) in United States. 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#

3 records 458ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services 37.34-46.152.69.62.in-addr.arpa	AS47527 DLX A/S AS47527 DLX A/S
ns3.dns.services	185.55.197.53	ns3.dns.services	AS60153 Inpadi ApS

🌍 A Records#

1 records 247ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.198.14.52	—	52.14.198.104.bc.googleusercontent.com	AS396982	Google LLC	104.196.0.0/14	🇺🇸 United States	The Dalles

📧 MX Records#

2 records 98ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	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	mx01.mail.icloud.com mx02.mail.icloud.com mx3.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com ic4-privaterelay.appleid.com smtp1.ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.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	—	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	mx3.mail.icloud.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 smtp1.ic4-privaterelay.appleid.com ic4-privaterelay.appleid.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.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.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 476ms

TXT Record
apple-domain=GzC5cer3FwACGMTY
v=spf1 include:icloud.com ~all

✉️ SPF#

Policy	Record (jcbsn.dk)
~all (soft fail)	v=spf1 include:icloud.com ~all

📨 DMARC#

Policy	Record (_dmarc.jcbsn.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:nljd3vqr@ag.dmarcian-eu.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 2026-10-15 15:55:15

www CNAME	jcbsn.dk (all on jcbsn.dk) → 104.198.14.52 (AS396982)
www vs bare domain	Same network jcbsn.dk: 104.198.14.52 (AS396982) www.jcbsn.dk: 104.198.14.52 (AS396982)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 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#

218ms

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

🏷️ SOA#

100ms

Field	Value
Serial	2024081344
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	post@dns.services
Refresh	10800s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	7200s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

458ms

247ms

98ms

AAAA

80ms

TXT

476ms

CAA

447ms

HTTPS

98ms

TLSA

132ms

SOA

100ms

MTA-STS

50ms

DNSSEC

218ms

SRV

215ms

Total

1458ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 23:01:31	647ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-23 16:12:27	735ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-11 04:13:31	1167ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-28 04:34:23	620ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-02 15:01:29	1258ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-26 12:08:59	2187ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-25 23:33:35	2008ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-25 00:21:50	2475ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-24 02:37:59	1015ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-18 02:36:09 shown	1458ms	3 NS 1 A 2 MX	🔒 Secure