sentu.dk DNS records

🖥️ Nameservers2 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.nordicway.dk	2a01:4f8:c2c:d3c0::1 78.47.45.64	ns3.nordicway.dk ns3.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns4.nordicway.dk	2a01:4f8:c010:24a2::1 78.47.56.84	ns4.nordicway.dk ns4.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 2042ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.76.115.20	3598s	cp05.nordicway.dk	AS24940	Hetzner Online GmbH	144.76.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 82ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sentu.dk	144.76.115.20 2a01:4f8:192:701a::2	cp05.nordicway.dk cp05.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)1 records 64ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:192:701a::2	3600s	cp05.nordicway.dk	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 324ms

TXT Record
google-site-verification=XHKYbGjdr35vleHdNzHouA_9mx-RiPgpWExxvb4m1eU
v=spf1 ip4:144.76.115.20 ip4:157.90.179.89 +a +mx include:relay.mailchannels.net ~all

✉️ SPF

Policy	Record (sentu.dk)
~all (soft fail)	v=spf1 ip4:144.76.115.20 ip4:157.90.179.89 +a +mx include:relay.mailchannels.net ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.sentu.dk	eg48Jp_MPUEBt_tUhQw5BCtToBZMb6isLHE3pV-yqzM

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC116ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026071701
Primary NS (MNAME)	ns3.nordicway.dk
Responsible (RNAME)	admin@nordicway.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

80ms

A

2042ms

MX

82ms

AAAA

64ms

TXT

324ms

CAA

82ms

HTTPS

77ms

TLSA

74ms

SOA

0ms

MTA-STS

105ms

DNSSEC

116ms

SRV

112ms

Total

2457ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 06:34:50	2457ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 01:38:42	707ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 14:40:35	9715ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 05:12:20	2731ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 15:28:52	1160ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 09:00:02	920ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 05:35:56	980ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-21 15:24:37	1173ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 04:32:19	943ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 12:53:43	1561ms	2 NS 1 A 1 MX	🔓 Insecure	View