johnlarsen.dk

📜 Historical scan 2026-10-11 09:58:18  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

johnlarsen.dk is a .dk domain served by 2 nameservers (ns1.yayhosting.dk, ns2.yayhosting.dk). It was registered on 11 December 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.60 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by johnlarsen.dk. 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#

2 records   118ms
NameserverIP addressesPTRASN / ISP
ns1.yayhosting.dk 195.242.130.62
2001:67c:564:fffe::100		 ns1.yayhosting.dk
—		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.yayhosting.dk 2a00:1b18:2:3:1::2
62.69.152.35		 ns2.yayhosting.dk
ns2.yayhosting.dk		 AS47527 DLX A/S
AS47527 DLX A/S

🌍 A Records#

1 records   101ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.130.60 14400s whm04.yayhosting.dk AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   106ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s johnlarsen.dk 195.242.130.60 whm04.yayhosting.dk AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover195.242.130.60
🔶 Autoconfig195.242.130.60

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   170ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 whm04.yayhosting.dk

📝 TXT Records#

1 records   393ms
TXT Record
v=spf1 ip4:195.242.130.60 include:_spf.yayhosting.dk -all

✉️ SPF#

PolicyRecord (johnlarsen.dk)
-all (hard fail) v=spf1 ip4:195.242.130.60 include:_spf.yayhosting.dk -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 2026-10-21 02:51:34
www CNAMEjohnlarsen.dk (all on johnlarsen.dk)
www vs bare domainSame network
johnlarsen.dk: 195.242.130.60 (AS62121)
www.johnlarsen.dk: 195.242.130.60 (AS62121)
WildcardNo
Denial of existenceNSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.johnlarsen.dk 8PpVlLMYs65t_Fzlgvm6xIAOLIDSNXft_ugHgirTcbk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

174ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

105ms
FieldValue
Serial2026101102
Primary NS (MNAME)ns1.yayhosting.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-21 03:12:15
FieldValue
Registrardns.services ApS
Registered1998-12-11
Expires2026-12-31 (69d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
118ms
A
101ms
MX
106ms
AAAA
98ms
TXT
393ms
CAA
156ms
HTTPS
115ms
TLSA
103ms
SOA
105ms
MTA-STS
144ms
DNSSEC
174ms
SRV
170ms
Total
920ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 02:51:34 407ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-20 00:15:32 594ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-18 23:02:57 286ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-17 22:37:37 1310ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-16 21:26:15 473ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-15 20:35:05 2293ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-14 19:22:26 520ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-13 19:11:09 1713ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-12 13:01:15 499ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-11 09:58:18 shown 920ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-10 07:32:29 559ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-09 05:32:29 443ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-08 08:54:00 633ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-07 08:51:31 354ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-06 07:14:41 338ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-05 07:05:38 528ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-04 06:40:31 3067ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-03 06:33:15 388ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-02 06:32:35 344ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-01 06:21:27 573ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 20:52:26 592ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-29 20:49:21 553ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-28 20:37:08 547ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-27 20:24:39 643ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-26 20:04:21 516ms 2 NS 1 A 1 MX 🔒 Secure
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