richter-rds.dk

📜 Historical scan 2026-08-15 13:56:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

richter-rds.dk is a .dk domain served by 2 nameservers (gordon.ns.cloudflare.com, maleah.ns.cloudflare.com). It was registered on 18 January 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.75.187 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by post.norgaard-it.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 230ms

Nameserver	IP addresses	PTR	ASN / ISP
gordon.ns.cloudflare.com	108.162.193.170 172.64.33.170 173.245.59.170 2606:4700:58::adf5:3baa 2803:f800:50::6ca2:c1aa 2a06:98c1:50::ac40:21aa	gordon.ns.cloudflare.com gordon.ns.cloudflare.com gordon.ns.cloudflare.com gordon.ns.cloudflare.com gordon.ns.cloudflare.com gordon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
maleah.ns.cloudflare.com	108.162.194.118 162.159.38.118 172.64.34.118 2606:4700:50::a29f:2676 2803:f800:50::6ca2:c276 2a06:98c1:50::ac40:2276	maleah.ns.cloudflare.com maleah.ns.cloudflare.com maleah.ns.cloudflare.com maleah.ns.cloudflare.com maleah.ns.cloudflare.com maleah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 277ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.75.187	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.180.135	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 227ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	post.norgaard-it.dk	207.180.221.186 2a02:c207:2261:7034::1	post.norgaard-it.dk post.norgaard-it.dk	AS51167 Contabo GmbH AS51167 Contabo GmbH

🔷 AAAA Records (IPv6)#

2 records 219ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:4bbb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:b487	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 264ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.75.187,172.67.180.135 ech=AEX+DQBBxQAgACDJGAup/HDvhNAKXPTuW6LpgW0dKRKBbbIyCMoaaQB3YAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4bbb,2606:4700:3031::ac43:b487

📝 TXT Records#

1 records 818ms

TXT Record
v=spf1 ip4:185.83.219.12 ip4:185.53.129.109 ip4:185.181.220.134 ip4:185.53.131.75 ip4:207.180.221.186 include:post.norgaard-it.dk include:pmg.norgaard-it.dk -all

✉️ SPF#

Policy	Record (richter-rds.dk)
-all (hard fail)	v=spf1 ip4:185.83.219.12 ip4:185.53.129.109 ip4:185.181.220.134 ip4:185.53.131.75 ip4:207.180.221.186 include:post.norgaard-it.dk include:pmg.norgaard-it.dk -all

📨 DMARC#

Policy	Record (_dmarc.richter-rds.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:jesper@norgaard-it.dk

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 01:24:38

www	104.21.75.187 172.67.180.135 2606:4700:3031::6815:4bbb 2606:4700:3031::ac43:b487 (AS13335) (address records, no CNAME)
www vs bare domain	Same network richter-rds.dk: 104.21.75.187 172.67.180.135 2606:4700:3031::6815:4bbb 2606:4700:3031::ac43:b487 (AS13335) www.richter-rds.dk: 104.21.75.187 172.67.180.135 2606:4700:3031::6815:4bbb 2606:4700:3031::ac43:b487 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

error include:post.norgaard-it.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)
error include:pmg.norgaard-it.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

650ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412259642
Primary NS (MNAME)	gordon.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 01:58:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-01-18
Expires	2027-01-31 (103d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

230ms

277ms

227ms

AAAA

219ms

TXT

818ms

CAA

282ms

HTTPS

264ms

TLSA

468ms

SOA

0ms

MTA-STS

422ms

DNSSEC

650ms

SRV

302ms

Total

5004ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 01:24:38	2149ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-13 23:27:33	559ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-29 22:25:13	1228ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-15 13:56:06 shown	5004ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 12:13:34	1613ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 01:49:53	2653ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 02:49:44	734ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 04:02:04	1190ms	2 NS 2 A 1 MX	🔓 Insecure