nytsund.dk DNS records

🖥️ Nameservers3 records 38ms

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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.225.156.23	28800s	—	AS1835	IDDQD-AS	130.225.0.0/16	🇩🇰 Denmark	—

📧 MX Records1 records 22ms

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 280ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

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

📬 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)

🔐 DNSSEC99ms

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

🏷️ SOA0ms

Field	Value
Serial	7884
Primary NS (MNAME)	ns1.sdu.dk
Responsible (RNAME)	dns@sdu.dk
Refresh	10800s
Retry	1080s
Expire	2419200s
Minimum (neg-cache TTL)	900s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

38ms

A

31ms

MX

22ms

AAAA

30ms

TXT

280ms

CAA

27ms

HTTPS

16027ms

TLSA

57ms

SOA

0ms

MTA-STS

155ms

DNSSEC

99ms

SRV

89ms

Total

16348ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 23:26:17	16348ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 13:10:23	4471ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 05:30:37	5054ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 04:51:23	17806ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 03:41:26	6843ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 07:29:14	4485ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 01:52:50	4474ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 20:02:39	5712ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 13:44:40	4541ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 19:40:14	4442ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 13:31:16	5121ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 19:02:09	7238ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 17:49:03	4631ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 07:23:55	4445ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 22:41:22	4507ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 14:32:16	8571ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 05:33:13	8568ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 11:49:23	2894ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 22:20:11	8797ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 00:59:01	8766ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 01:33:15	4697ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 22:00:27	5443ms	3 NS 1 A 0 MX	🔒 Secure	View