rs-j.dk

📜 Historical scan 2026-08-09 04:39:04  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rs-j.dk is a .dk domain served by 2 nameservers (ns1.yayhosting.dk, ns2.yayhosting.dk). It was registered on 12 January 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.46 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx1.spamfri.dk, mx2.spamfri.dk. 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#

2 records   47ms
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   103ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.130.46 3600s whm01.yayhosting.dk AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —

📧 MX Records#

2 records   93ms
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

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover195.242.130.46
🔶 Autoconfig195.242.130.46

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   122ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 whm01.yayhosting.dk

📝 TXT Records#

1 records   243ms
TXT Record
v=spf1 ip4:195.242.130.46 include:_spf.yayhosting.dk -all

✉️ SPF#

PolicyRecord (rs-j.dk)
-all (hard fail) v=spf1 ip4:195.242.130.46 include:_spf.yayhosting.dk -all

📨 DMARC#

PolicyRecord (_dmarc.rs-j.dk)
p=quarantine v=DMARC1;p=quarantine;sp=reject;adkim=s;aspf=s;pct=100;fo=1;rf=afrf;ri=86400

📬 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 15:50:33
www CNAMErs-j.dk (all on rs-j.dk)
www vs bare domainSame network
rs-j.dk: 195.242.130.46 (AS62121)
www.rs-j.dk: 195.242.130.46 (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.rs-j.dk MJPY2XmnmtVamBf0fpRdnUGCGLqAMGTNx3AVNKsCBNI

🔗 TLSA / DANE#

2 records   79ms
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…

🔐 DNSSEC#

162ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026080807
Primary NS (MNAME)ns1.yayhosting.dk
Responsible (RNAME)drift@yayhosting.dk
Refresh3600s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-21 16:07:07
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2011-01-12
Expires2026-11-30 (39d)

🔗 Same registrant#

3 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
elbygnord.dkPunktum dk A/S (direct)
marielars.dkPunktum dk A/S (direct)
vestergaard-jensen.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
47ms
A
103ms
MX
93ms
AAAA
111ms
TXT
243ms
CAA
138ms
HTTPS
83ms
TLSA
79ms
SOA
0ms
MTA-STS
116ms
DNSSEC
162ms
SRV
122ms
Total
1279ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 15:50:33 5722ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-20 04:43:23 400ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-19 03:30:18 736ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-18 02:34:03 468ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-17 02:29:58 366ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-16 01:52:52 1364ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-14 20:08:40 411ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-13 19:36:19 1267ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-12 17:30:46 611ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-11 16:33:31 1607ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-10 15:53:43 446ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-09 13:39:34 1656ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-08 11:36:58 752ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-07 11:25:08 1107ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-06 00:02:51 364ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-05 00:01:37 1775ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-03 23:50:52 385ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-02 23:49:28 395ms 2 NS 1 A 2 MX 🔒 Secure
2026-10-01 23:48:06 2103ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-30 23:30:52 694ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-30 02:34:52 688ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-29 02:21:28 717ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-28 02:01:00 669ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-27 01:51:20 679ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-26 01:36:38 936ms 2 NS 1 A 2 MX 🔒 Secure
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