yho.dk

📜 Historical scan 2026-10-08 12:43:06  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

yho.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was registered on 23 September 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.131.42 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx1.spamfri.dk, mx2.spamfri.dk and 1 more. 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#

3 records   48ms
NameserverIP addressesPTRASN / ISP
ns1.e-studio.dk 195.242.131.5
2001:67c:564:fffc::11		 ns1.e-studio.dk
ns1.e-studio.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.e-studio.dk 2a00:1b18:2:3::2
62.69.152.34		 ns2.e-studio.dk
ns2.e-studio.dk		 AS47527 DLX A/S
AS47527 DLX A/S
ns3.e-studio.dk 193.200.90.183
2001:67c:564:fffc::13		 ns3.e-studio.dk
ns3.e-studio.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS

🌍 A Records#

1 records   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.131.42 14400s mail.yayhosting.dk AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —

📧 MX Records#

3 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.spamfri.dk 195.242.131.16
2001:67c:564:fffd::1001		 mx1.spamfri.dk
mx1.spamfri.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
20 3600s mx2.spamfri.dk 193.200.91.109
2001:67c:564:fffd::2001		 mx2.spamfri.dk
mx2.spamfri.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
30 3600s mx3.spamfri.dk 2a00:1b18:2:3:fe::2
62.69.152.43		 mx3.spamfri.dk
mx3.spamfri.dk		 AS47527 DLX A/S
AS47527 DLX A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover195.242.131.42
🔶 Autoconfig195.242.131.42

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   54ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 flow.yayhosting.dk

📝 TXT Records#

1 records   138ms
TXT Record
v=spf1 ip4:195.242.131.2 ip4:195.242.131.42 include:_spf.e-studio.dk +a +mx +ip4:185.121.172.100 +ip4:217.116.228.50 +ip4:82.103.139.91 +ip4:82.103.137.67 +ip4:88.198.107.165 ~all

✉️ SPF#

PolicyRecord (yho.dk)
~all (soft fail) v=spf1 ip4:195.242.131.2 ip4:195.242.131.42 include:_spf.e-studio.dk +a +mx +ip4:185.121.172.100 +ip4:217.116.228.50 +ip4:82.103.139.91 +ip4:82.103.137.67 +ip4:88.198.107.165 ~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 2026-10-19 11:14:27
www CNAMEyho.dk (all on yho.dk)
www vs bare domainSame network
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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.yho.dk 0SNxdkk28p9kXyNDMl-vAZazTyQ9hxiAn72_wdBEQ68

🔗 TLSA / DANE#

3 records   82ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.spamfri.dk DANE-EE · SPKI · SHA-256 884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk DANE-EE · SPKI · SHA-256 6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk DANE-EE · SPKI · SHA-256 BBFB0694919290E5BC9D6E2C6F47D846…

🔐 DNSSEC#

146ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

31ms
FieldValue
Serial2026100802
Primary NS (MNAME)ns1.e-studio.dk
Responsible (RNAME)hostmaster@e-studio.dk
Refresh3600s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-15 01:57:27
FieldValue
Registrardns.services ApS
Registered2016-09-23
Expires2027-09-30 (345d)

🔗 Same registrant#

37 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
a-dns.dkdns.services ApS
abiz.dkdns.services ApS
abusiness.dkdns.services ApS
atznet.dkdns.services ApS
b0t.dkdns.services ApS
dan-network.dkdns.services ApS
dnsservices.dkdns.services ApS
duelhost.dkdns.services ApS
e-agent.dkdns.services ApS
e-shop.dkdns.services ApS
e-studie.dkdns.services ApS
e-trading.dkdns.services ApS
eadmin.dkdns.services ApS
ecms.dkdns.services ApS
eshop.dkdns.services ApS
estudie.dkdns.services ApS
estudio.dkdns.services ApS
host1.dkdns.services ApS
houseinspain.dkdns.services ApS
inactive.dkdns.services ApS
indkrydsning.dkdns.services ApS
jepponet.dkdns.services ApS
movingparts.dkdns.services ApS
net-giganten.dkdns.services ApS
net-server.dkdns.services ApS
netgiganten.dkdns.services ApS
onlinerma.dkdns.services ApS
punchout.dkdns.services ApS
skoedshovedbadehotel.dkdns.services ApS
team-nethosting.dkdns.services ApS
tnha.dkdns.services ApS
undertheboardtalk.dkdns.services ApS
unihost.dkdns.services ApS
warchild.dkdns.services ApS
whmhosting.dkdns.services ApS
yaygroup.dkdns.services ApS
yayhosting.dkdns.services ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
48ms
A
41ms
MX
58ms
AAAA
38ms
TXT
138ms
CAA
34ms
HTTPS
33ms
TLSA
82ms
SOA
31ms
MTA-STS
53ms
DNSSEC
146ms
SRV
54ms
Total
889ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 11:14:27 720ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-18 09:29:37 1586ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-17 09:09:52 736ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-16 08:16:51 708ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-16 07:27:35 1135ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-15 01:26:21 686ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-12 22:37:29 938ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-11 21:21:15 1061ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-10 19:17:56 1567ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-09 18:03:56 2036ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-08 12:43:06 shown 889ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-07 12:33:51 797ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-06 12:10:45 2771ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-05 10:07:33 1838ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-04 09:59:55 824ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-03 09:58:13 517ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-02 09:57:29 1139ms 3 NS 1 A 3 MX 🔒 Secure
2026-10-01 09:54:52 626ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-30 09:51:32 1698ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-29 09:39:21 694ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-28 09:20:20 785ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-27 09:12:39 639ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-26 17:19:45 691ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-25 17:04:29 678ms 3 NS 1 A 3 MX 🔒 Secure
2026-09-24 16:41:26 647ms 3 NS 1 A 3 MX 🔒 Secure
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