jahvvs.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.199	3600s	linux14.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.xtracon.dk	178.72.16.13	mx.xtracon.dk	AS3342 Cibicom A/S
20	3600s	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	185.21.40.199
🔶 Autoconfig	185.21.40.199

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 62ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail3.ex2019.dk

📝 TXT Records1 records 155ms

TXT Record
v=spf1 include:sendgrid.net include:_spf.xtracon.dk -all

✉️ SPF

Policy	Record (jahvvs.dk)
-all (hard fail)	v=spf1 include:sendgrid.net include:_spf.xtracon.dk -all

📨 DMARC

Policy	Record (_dmarc.jahvvs.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:serviceadmin@jahvvs.dk; ruf=mailto:serviceadmin@jahvvs.dk; sp=none; ri=3600

📬 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 / DANE

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

🔐 DNSSEC79ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2024051001
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

39ms

MX

40ms

AAAA

53ms

TXT

155ms

CAA

36ms

HTTPS

43ms

TLSA

69ms

SOA

0ms

MTA-STS

54ms

DNSSEC

79ms

SRV

62ms

Total

599ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 18:18:51	599ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-27 00:10:15	857ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 21:55:22	867ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 06:21:20	914ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 15:11:52	1048ms	2 NS 1 A 2 MX	❓ Unknown	View