retrosynth.dk DNS records

🖥️ Nameservers3 records 83ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.azehosting.net	2a01:4f8:13b:3146::1 94.130.138.185	— ns1.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.azehosting.net	2a01:4f8:c17:5f0a::2 88.99.15.5	ns2.azehosting.net ns2.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.azehosting.net	2a01:4f8:c17:6a6e::2 88.99.39.181	ns3.azehosting.net ns3.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.67.40	3600s	cp01.azehosting.net	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 80ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mail.retrosynth.dk	157.90.67.40 2a01:4f8:2b02:6d4::2	cp01.azehosting.net cp01.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)1 records 105ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:2b02:6d4::2	3600s	cp01.azehosting.net	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 Records1 records 415ms

TXT Record
v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 +a +mx ~all

✉️ SPF

Policy	Record (retrosynth.dk)
~all (soft fail)	v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 +a +mx ~all

📨 DMARC

Policy	Record (_dmarc.retrosynth.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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.retrosynth.dk	tSQfHHS3-RfmfpwhLN20ke4EZSPVX7OHVxYJF775lJ4

🔗 TLSA / DANE

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

🔐 DNSSEC233ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082907
Primary NS (MNAME)	ns1.azehosting.net
Responsible (RNAME)	server-admin@azehosting.net
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

83ms

A

83ms

MX

80ms

AAAA

105ms

TXT

415ms

CAA

104ms

HTTPS

152ms

TLSA

228ms

SOA

0ms

MTA-STS

148ms

DNSSEC

233ms

SRV

190ms

Total

1901ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 00:54:04	1901ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-29 00:36:35	664ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-28 00:04:42	737ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 22:30:21	2748ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 20:59:20	682ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-25 06:19:40	9626ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-24 05:56:26	4435ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-23 02:13:15	1180ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-22 01:39:54	6165ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 01:31:21	9475ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 00:07:20	9967ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-18 23:39:16	1087ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-17 23:07:07	1007ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-16 09:46:17	2450ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-14 12:31:05	5208ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 07:08:05	4523ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-11 22:25:38	1065ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-10 19:38:01	9889ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-09 17:35:06	1038ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-08 09:39:00	9801ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-06 18:14:56	1160ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-02 18:47:03	2816ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-28 06:46:15	12888ms	3 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 06:11:41	9735ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 05:43:15	1477ms	3 NS 1 A 1 MX	🔓 Insecure	View