alderstjek.dk DNS records

🖥️ Nameservers2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns2.sitnet.dk	188.64.157.26	ns2.sitnet.dk	AS58282 Statens IT
ns3.sitnet.dk	188.64.157.27	ns3.sitnet.dk	AS58282 Statens IT

🌍 A Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.153.154.38	3600s	datalogger-test.bygstenergi.dk datalogger.bygstenergi.dk datalogger.xkn.dk demensprisen.dk klagonline.forbrug.dk mitfiskeri.dk parked.sitnet.dk	AS58282	Statens IT	185.153.152.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 175ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.alderstjek.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com;

📬 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)

🔐 DNSSEC107ms

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

🏷️ SOA0ms

Field	Value
Serial	2192
Primary NS (MNAME)	sit-dhcp001.prod.sitad.dk
Responsible (RNAME)	hostmaster@statens-it.dk
Refresh	10800s
Retry	1080s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

42ms

A

45ms

MX

32ms

AAAA

25ms

TXT

175ms

CAA

31ms

HTTPS

35ms

TLSA

49ms

SOA

0ms

MTA-STS

58ms

DNSSEC

107ms

SRV

52ms

Total

553ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 18:36:51	553ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-29 15:56:27	1405ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 09:54:35	702ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 00:13:53	515ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 23:34:53	478ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 10:56:15	1100ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 10:45:29	759ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 05:15:50	2583ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 05:06:56	1207ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 04:57:06	16888ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 03:04:07	3220ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 01:03:08	2149ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 11:47:53	1583ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 22:58:59	584ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-13 07:17:23	1337ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 21:27:42	753ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 20:27:46	14010ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-09 19:44:04	1039ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-06 09:23:00	658ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-03 09:57:30	760ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-30 19:11:31	782ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-29 03:51:28	616ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 05:05:58	890ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 04:34:00	561ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 04:06:59	722ms	2 NS 1 A 0 MX	🔒 Secure	View