schirmmacher.dk DNS records

🖥️ Nameservers2 records 287ms

Nameserver	IP addresses	PTR	ASN / ISP
felicity.ns.cloudflare.com	108.162.195.212 162.159.44.212 172.64.35.212 2606:4700:58::a29f:2cd4 2803:f800:50::6ca2:c3d4 2a06:98c1:50::ac40:23d4	felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
raphaela.ns.cloudflare.com	108.162.194.192 162.159.38.192 172.64.34.192 2606:4700:50::a29f:26c0 2803:f800:50::6ca2:c2c0 2a06:98c1:50::ac40:22c0	raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com raphaela.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 277ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.49.48	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.188.249	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 261ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	remote.stroehle.at	81.223.175.114	remote.stroehle.at	AS8412 T-Mobile Austria GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.188.249
🔶 Autoconfig	104.21.49.48

🔷 AAAA Records (IPv6)2 records 249ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:bcf9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:3130	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 230ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.49.48,172.67.188.249 ech=AEX+DQBBTwAgACDG9MCGOkzsTijIgr+UD6/xJ/bySg+zEs2CM6qYbIl9BgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:bcf9,2606:4700:3036::6815:3130

📝 TXT Records1 records 672ms

TXT Record
v=spf1 a mx ip4:81.223.175.114 ip4:164.90.234.17 ip4:46.224.205.92 ~all

✉️ SPF

Policy	Record (schirmmacher.dk)
~all (soft fail)	v=spf1 a mx ip4:81.223.175.114 ip4:164.90.234.17 ip4:46.224.205.92 ~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

🔗 TLSA / DANE

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

🔐 DNSSEC468ms

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	2412733386
Primary NS (MNAME)	felicity.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

287ms

A

277ms

MX

261ms

AAAA

249ms

TXT

672ms

CAA

221ms

HTTPS

230ms

TLSA

438ms

SOA

0ms

MTA-STS

330ms

DNSSEC

468ms

SRV

328ms

Total

6117ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 15:22:16	6117ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-20 15:17:34	8848ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-13 18:44:11	1129ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-31 10:19:12	9223ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-21 22:29:28	18529ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 06:10:39	946ms	2 NS 2 A 1 MX	🔓 Insecure	View