tjekalder.dk DNS records

🖥️ Nameservers2 records 32ms

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 164ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.tjekalder.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)

🔐 DNSSEC97ms

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

🏷️ SOA0ms

Field	Value
Serial	2191
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

32ms

A

30ms

MX

27ms

AAAA

29ms

TXT

164ms

CAA

26ms

HTTPS

26ms

TLSA

48ms

SOA

0ms

MTA-STS

43ms

DNSSEC

97ms

SRV

54ms

Total

509ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 13:26:09	509ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-30 07:30:11	500ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-29 02:44:34	921ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-27 23:53:30	444ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-26 20:09:02	523ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-24 17:38:42	1265ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-23 11:33:07	588ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-22 10:21:12	909ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-21 09:53:59	3062ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-20 09:28:15	17237ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-19 06:47:22	1594ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-17 12:39:06	659ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-15 18:33:54	8498ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-14 05:31:43	2333ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-12 10:41:28	1224ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-11 10:24:47	2740ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-10 08:13:09	1055ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-07 02:40:57	996ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-02 23:02:39	16866ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-31 06:39:53	958ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-28 06:10:02	9535ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-27 05:43:21	8478ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-26 05:20:12	715ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-25 04:59:34	565ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-24 04:20:05	760ms	2 NS 1 A 0 MX	🔒 Secure	View