just-rasmussen.dk

📜 Historical scan 2026-09-21 23:36:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

just-rasmussen.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 22 January 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.180 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by justrasmussen-dk01b.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 36ms

Nameserver	IP addresses	PTR	ASN / 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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.200.90.180	300s	web8.e-studio.dk	AS62121	Christian Ebsen ApS	193.200.90.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	justrasmussen-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 2a01:111:f403:ca3c::8 52.101.103.137 52.101.103.36 52.101.181.153 52.101.91.159	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 125ms

TXT Record
v=spf1 ip4:193.200.90.180 include:_spf.e-studio.dk +a +mx +include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (just-rasmussen.dk)
-all (hard fail)	v=spf1 ip4:193.200.90.180 include:_spf.e-studio.dk +a +mx +include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.just-rasmussen.dk)
p=quarantine	v=DMARC1;p=quarantine; rua=mailto:spamrapport@just-rasmussen.dk; ruf=mailto:spamrapport@just-rasmussen.dk; aspf=s

📬 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 2026-10-13 02:47:32

www CNAME	just-rasmussen.dk (all on just-rasmussen.dk) → 193.200.90.180 (AS62121)
www vs bare domain	Same network just-rasmussen.dk: 193.200.90.180 (AS62121) www.just-rasmussen.dk: 193.200.90.180 (AS62121)
Wildcard	No
Denial of existence	NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
selector2	selector2-justrasmussen-dk01b._domainkey.cjr666.onmicrosoft.com	RSA · ~1024 bit below 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: 4/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.just-rasmussen.dk	0oLflkb70o_By8Vv-MtPE-bLjOLg53JKbqT3mHNqH-Y

🔗 TLSA / DANE#

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

🔐 DNSSEC#

91ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026091200
Primary NS (MNAME)	ns1.e-studio.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-05 22:08:57

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-01-22
Expires	2030-06-30 (1344d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

31ms

32ms

AAAA

34ms

TXT

125ms

CAA

45ms

HTTPS

32ms

TLSA

315ms

SOA

0ms

MTA-STS

50ms

DNSSEC

91ms

SRV

53ms

Total

785ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 19:23:06	1388ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-24 00:41:21	1176ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-21 23:36:11 shown	785ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-14 07:19:56	941ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-24 01:45:24	1934ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 16:37:22	1312ms	3 NS 1 A 1 MX	🔓 Insecure