4373.dk

📜 Historical scan 2026-06-28 15:14:33  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4373.dk is a .dk domain served by 2 nameservers (ns1.yayhosting.dk, ns2.yayhosting.dk). It was registered on 23 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.52 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by 4373.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   32ms
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
35.34-46.152.69.62.in-addr.arpa		 AS47527 DLX A/S
AS47527 DLX A/S

🌍 A Records#

1 records   27ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.130.52 14400s whm02.yayhosting.dk AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s 4373.dk 195.242.130.52 whm02.yayhosting.dk AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover195.242.130.52
🔶 Autoconfig195.242.130.52

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   37ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 whm02.yayhosting.dk

📝 TXT Records#

1 records   146ms
TXT Record
v=spf1 ip4:195.242.130.52 include:_spf.yayhosting.dk -all

✉️ SPF#

PolicyRecord (4373.dk)
-all (hard fail) v=spf1 ip4:195.242.130.52 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 2026-10-12 19:18:50
www CNAME4373.dk (all on 4373.dk)
www vs bare domainSame network
4373.dk: 195.242.130.52 (AS62121)
www.4373.dk: 195.242.130.52 (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.4373.dk MrUmA-_iz4EQbwbm3Lsp4wwJA4El0f_4JIq8Ho4yHFY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

55ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

29ms
FieldValue
Serial2026050401
Primary NS (MNAME)ns1.yayhosting.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-10 17:36:10
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2018-10-23
Expires2026-10-31 (14d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
32ms
A
27ms
MX
32ms
AAAA
34ms
TXT
146ms
CAA
27ms
HTTPS
31ms
TLSA
50ms
SOA
29ms
MTA-STS
47ms
DNSSEC
55ms
SRV
37ms
Total
524ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-27 07:23:19 435ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-03 18:28:41 984ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-15 15:33:10 1168ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-05 00:06:44 825ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-28 15:14:33 shown 524ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-20 09:01:17 819ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 12:40:07 708ms 2 NS 1 A 1 MX 🔒 Secure
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