dahrin.dk DNS records

🖥️ Nameservers3 records 130ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.sdu.dk	130.225.155.136	ns1.sdu.dk	AS1835 IDDQD-AS
ns2.sdu.dk	130.225.155.148	ns2.sdu.dk	AS1835 IDDQD-AS
ns3.sdu.dk	193.163.227.4	ns3.sdu.dk	AS44328 Region Syddanmark

🌍 A Records1 records 118ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.225.156.155	600s	—	AS1835	IDDQD-AS	130.225.0.0/16	🇩🇰 Denmark	—

📧 MX Records1 records 126ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	28800s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 413ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (dahrin.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.dahrin.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:655b353a1f136@dmarc.centerasecurity.com; ruf=mailto:dmarc.reports@sdu.dk; 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)

🔐 DNSSEC266ms

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

🏷️ SOA0ms

Field	Value
Serial	8358
Primary NS (MNAME)	ns1.sdu.dk
Responsible (RNAME)	dns@sdu.dk
Refresh	10800s
Retry	1080s
Expire	2419200s
Minimum (neg-cache TTL)	900s

📋 RegistrationWHOIS fetched 2026-07-06 10:10:28

Field	Value
Registrar	dns.services ApS
Registered	2022-01-06
Expires	2027-01-05 (125d)

📋 WHOIS

⏱️ Lookup Timing

NS

130ms

A

118ms

MX

126ms

AAAA

116ms

TXT

413ms

CAA

152ms

HTTPS

16153ms

TLSA

81ms

SOA

0ms

MTA-STS

190ms

DNSSEC

266ms

SRV

189ms

Total

16831ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 19:30:42	16831ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-30 15:00:16	16496ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 04:55:42	16449ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 04:35:51	3587ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 02:52:25	17703ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 22:40:26	4447ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 21:41:31	3068ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 01:18:52	10888ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 10:25:33	4451ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 11:38:22	4591ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-04 04:20:19	6978ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 19:49:43	16486ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 18:35:37	16400ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 18:01:54	4492ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 04:50:42	16400ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 03:04:48	16453ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 17:17:06	4560ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 10:38:38	16552ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 11:15:35	16541ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 17:44:45	4600ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 01:27:52	4067ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 10:02:12	6447ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 14:37:13	4392ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 14:15:19	4568ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 10:31:01	6453ms	3 NS 1 A 1 MX	🔒 Secure	View