aldertjek.dk DNS records

🖥️ Nameservers2 records 35ms

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 30ms

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 161ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.aldertjek.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)

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2247
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

35ms

A

30ms

MX

31ms

AAAA

40ms

TXT

161ms

CAA

27ms

HTTPS

27ms

TLSA

52ms

SOA

0ms

MTA-STS

48ms

DNSSEC

95ms

SRV

64ms

Total

471ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 12:23:23	471ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-29 23:34:01	502ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-28 21:49:17	520ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 21:03:19	470ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 20:26:13	484ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 23:32:47	16429ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 22:50:01	2087ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 21:02:58	3186ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 21:00:35	3858ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 20:57:25	1276ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 19:58:06	994ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-18 19:54:19	2154ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 16:42:26	1754ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-16 11:59:06	627ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-15 06:54:13	1687ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 04:27:55	2436ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-12 23:46:40	2486ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 23:14:50	1203ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 16:13:08	2379ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-09 08:53:07	597ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 00:05:24	7121ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-03 06:21:03	1323ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 19:42:44	584ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 16:27:14	687ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 15:50:16	562ms	2 NS 1 A 0 MX	🔒 Secure	View