schumacher.dk DNS records

🖥️ Nameservers3 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
helium.ns.hetzner.de	193.47.99.5 2001:67c:192c::add:5	helium.ns.hetzner.de helium.ns.hetzner.de	AS12337 noris network AG AS12337 noris network AG
hydrogen.ns.hetzner.com	213.133.100.98 2a01:4f8:0:1::add:1098	hydrogen.ns.hetzner.com hydrogen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com	2a01:4f8:0:1::add:2992 88.198.229.192	oxygen.ns.hetzner.com oxygen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
116.203.109.116	3600s	gaston.schumacher.dk	AS24940	Hetzner Online GmbH	116.202.0.0/15	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.schumacher.dk	116.203.109.116	gaston.schumacher.dk	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	gaston.schumacher.dk → 116.203.109.116
🔶 Autoconfig	gaston.schumacher.dk → 116.203.109.116

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 92ms

Service	Priority	Weight	Port	Target
_imaps._tcp	10	10	993	mail.schumacher.dk

📝 TXT Records3 records 215ms

TXT Record
google-site-verification=SKNGTMXk6ACxtxAM89k46nRoZk69tML_jZUp1S2bSrM
MS=3AC7D448695099761CC76F73DDB27158CBDD217B
v=spf1 ip4:116.203.109.116 ~all

✉️ SPF

Policy	Record (schumacher.dk)
~all (soft fail)	v=spf1 ip4:116.203.109.116 ~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
CNAME	_acme-challenge.schumacher.dk	gaston.schumacher.dk

🔗 TLSA / DANE

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

🔐 DNSSEC112ms

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	2026082702
Primary NS (MNAME)	hydrogen.ns.hetzner.com
Responsible (RNAME)	dns@hetzner.com
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

48ms

A

49ms

MX

51ms

AAAA

44ms

TXT

215ms

CAA

46ms

HTTPS

46ms

TLSA

642ms

SOA

0ms

MTA-STS

88ms

DNSSEC

112ms

SRV

92ms

Total

1224ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 22:25:42	1224ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 21:11:41	819ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 01:55:37	1146ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-07-29 23:21:31	9698ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-28 02:56:19	1259ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 07:51:18	901ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 13:14:21	1022ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 05:53:00	1429ms	3 NS 1 A 1 MX	🔓 Insecure	View