jcbsn.dk

📜 Historical scan 2026-06-25 23:33:35 · ← 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 232ms

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 211ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.198.14.52	43200s	52.14.198.104.bc.googleusercontent.com	AS396982	Google LLC	104.196.0.0/14	🇺🇸 United States	The Dalles

📧 MX Records#

2 records 190ms

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	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 mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.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	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 mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.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 320ms

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#

583ms

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

🏷️ SOA#

230ms

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#

232ms

211ms

190ms

AAAA

207ms

TXT

320ms

CAA

225ms

HTTPS

217ms

TLSA

234ms

SOA

230ms

MTA-STS

248ms

DNSSEC

583ms

SRV

394ms

Total

2008ms

🕐 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 shown	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	1458ms	3 NS 1 A 2 MX	🔒 Secure