puttesstudenterkoersel.dk DNS records

🖥️ Nameservers3 records 33ms

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 34.34-46.152.69.62.in-addr.arpa	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 Records1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.131.64	—	web2.e-studio.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	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	—	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	—	mx3.spamfri.dk	2a00:1b18:2:3:fe::2 62.69.152.43 62.69.152.43	mx3.spamfri.dk 43.34-46.152.69.62.in-addr.arpa mx3.spamfri.dk	AS47527 DLX A/S AS47527 DLX A/S AS47527 DLX A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 217ms

TXT Record
v=spf1 +include:_spf.e-studio.dk -all

✉️ SPF

Policy	Record (puttesstudenterkoersel.dk)
-all (hard fail)	v=spf1 +include:_spf.e-studio.dk -all

📨 DMARC

Policy	Record (_dmarc.puttesstudenterkoersel.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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

🔗 TLSA / DANE3 records 70ms

Service / Owner	Type	Cert 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…

🔐 DNSSEC118ms

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

🏷️ SOA29ms

Field	Value
Serial	2026061001
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

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

33ms

A

34ms

MX

31ms

AAAA

36ms

TXT

217ms

CAA

33ms

HTTPS

29ms

TLSA

70ms

SOA

29ms

MTA-STS

58ms

DNSSEC

118ms

SRV

0ms

Total

687ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-11 18:05:44	5238ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-26 18:13:03	813ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 16:47:20	2868ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 09:02:47	10402ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-20 01:41:28	627ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 17:38:42	687ms	3 NS 1 A 3 MX	🔓 Insecure	View