saustrup.dk DNS records

🖥️ Nameservers4 records 194ms

Nameserver	IP addresses	PTR	ASN / ISP
ns0.incrediblebits.net	159.69.71.125 2a01:4f8:231:1657::2	node7.midgaard.incrediblebits.net node7.midgaard.incrediblebits.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns1.incrediblebits.net	2a01:4f8:10b:860::2 88.99.250.148	node8.midgaard.incrediblebits.net node8.midgaard.incrediblebits.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.incrediblebits.net	159.69.136.113 2a01:4f8:231:1cd8::2	node9.midgaard.incrediblebits.net node9.midgaard.incrediblebits.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.incrediblebits.net	2a01:4f8:222:2484::2 88.198.23.111	node10.midgaard.incrediblebits.net node10.midgaard.incrediblebits.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records2 records 208ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
88.198.10.86	300s	node11.midgaard.incrediblebits.net	AS24940	Hetzner Online GmbH	88.198.0.0/16	🇩🇪 Germany	Falkenstein
88.198.23.111	300s	node10.midgaard.incrediblebits.net	AS24940	Hetzner Online GmbH	88.198.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records3 records 158ms

TTL	Mail Server	IP addresses	PTR	ASN
86400s	mx0.feltpost.com	159.69.136.113 159.69.71.125 2a01:4f8:10b:860::2 2a01:4f8:231:1657::2 2a01:4f8:231:1cd8::2 88.99.250.148	node9.midgaard.incrediblebits.net node7.midgaard.incrediblebits.net node8.midgaard.incrediblebits.net node7.midgaard.incrediblebits.net node9.midgaard.incrediblebits.net node8.midgaard.incrediblebits.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
86400s	mx1.feltpost.com	159.69.136.113 159.69.71.125 2a01:4f8:10b:860::2 2a01:4f8:231:1657::2 2a01:4f8:231:1cd8::2 88.99.250.148	node9.midgaard.incrediblebits.net node7.midgaard.incrediblebits.net node8.midgaard.incrediblebits.net node7.midgaard.incrediblebits.net node9.midgaard.incrediblebits.net node8.midgaard.incrediblebits.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
86400s	mx2.feltpost.com	159.69.136.113 159.69.71.125 2a01:4f8:10b:860::2 2a01:4f8:231:1657::2 2a01:4f8:231:1cd8::2 88.99.250.148	node9.midgaard.incrediblebits.net node7.midgaard.incrediblebits.net node8.midgaard.incrediblebits.net node7.midgaard.incrediblebits.net node9.midgaard.incrediblebits.net node8.midgaard.incrediblebits.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)2 records 183ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:222:2484::2	300s	node10.midgaard.incrediblebits.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein
2a01:4f8:222:2985::2	300s	node11.midgaard.incrediblebits.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 335ms

TXT Record
v=spf1 include:feltpost.com -all

✉️ SPF

Policy	Record (saustrup.dk)
-all (hard fail)	v=spf1 include:feltpost.com -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.saustrup.dk	6WRZhmKzXfIpjU3spzIznRDmDXxcV9qkV8KxeNEeRqA

🔗 TLSA / DANE

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

🔐 DNSSEC281ms

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

🏷️ SOA0ms

Field	Value
Serial	2026078835
Primary NS (MNAME)	ns0.incrediblebits.net
Responsible (RNAME)	hostmaster@incrediblebits.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

194ms

A

208ms

MX

158ms

AAAA

183ms

TXT

335ms

CAA

200ms

HTTPS

181ms

TLSA

387ms

SOA

0ms

MTA-STS

212ms

DNSSEC

281ms

SRV

203ms

Total

2970ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 16:46:09	1718ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-31 05:16:12	3262ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-29 21:49:35	1613ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-28 20:19:18	1720ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-27 19:38:57	1817ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-26 19:00:19	1519ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-25 06:14:23	1583ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-24 05:29:07	11061ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-23 00:57:53	5706ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-22 00:49:16	10135ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-21 00:44:42	2395ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-19 23:53:28	10387ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-18 22:51:49	9239ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-17 17:25:12	8915ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-16 13:19:09	5482ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-15 09:11:52	9657ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-13 02:48:46	10731ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-12 00:49:50	2387ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-09 08:38:28	3564ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-08-01 16:04:53	2315ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-07-31 10:56:55	2970ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-07-28 17:19:39	2472ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-07-27 11:32:23	1814ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-07-26 11:14:33	2006ms	4 NS 2 A 3 MX	🔒 Secure	View
2026-07-25 10:56:47	3615ms	4 NS 2 A 3 MX	🔒 Secure	View