rcholm.dk

📜 Historical scan 2026-07-02 09:28:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rcholm.dk is a .dk domain served by 2 nameservers (austin.ns.cloudflare.com, chelsea.ns.cloudflare.com). It was registered on 23 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.95.162 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by rcholm-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
austin.ns.cloudflare.com	108.162.193.70 172.64.33.70 173.245.59.70 2606:4700:58::adf5:3b46 2803:f800:50::6ca2:c146 2a06:98c1:50::ac40:2146	austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com austin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
chelsea.ns.cloudflare.com	108.162.194.177 162.159.38.177 172.64.34.177 2606:4700:50::a29f:26b1 2803:f800:50::6ca2:c2b1 2a06:98c1:50::ac40:22b1	chelsea.ns.cloudflare.com chelsea.ns.cloudflare.com chelsea.ns.cloudflare.com chelsea.ns.cloudflare.com chelsea.ns.cloudflare.com chelsea.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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.95.162	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.145.238	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	rcholm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::8 2a01:111:f403:ca09::9 2a01:111:f403:ca09::d 52.101.68.8 52.101.73.1 52.101.73.26 52.101.73.28	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

2 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:91ee	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:5fa2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 75ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.95.162,172.67.145.238 ech=AEX+DQBBUgAgACBpavF1kQlXJuPTPPpBLv7XkERPOoVPsEd9uegQdcd6NwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:91ee,2606:4700:3035::6815:5fa2

📝 TXT Records#

2 records 210ms

TXT Record
MS=ms92062689
v=spf1 +a +mx +ip4:84.16.234.46 include:eu.mailgun.org include:spf.curanet.dk include:spf.protection.outlook.com include:spf.mandrillapp.com -all

✉️ SPF#

Policy	Record (rcholm.dk)
-all (hard fail)	v=spf1 +a +mx +ip4:84.16.234.46 include:eu.mailgun.org include:spf.curanet.dk include:spf.protection.outlook.com include:spf.mandrillapp.com -all

📨 DMARC#

Policy	Record (_dmarc.rcholm.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:dmarc_agg@vali.email;ruf=mailto:lager@rcholm.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 2026-10-24 23:32:15

www CNAME	rcholm.dk (all on rcholm.dk) → 178.162.246.196 (AS28753)
www vs bare domain	Same network rcholm.dk: 178.162.246.196 (AS28753) www.rcholm.dk: 178.162.246.196 (AS28753)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
selector1	selector1-rcholm-dk._domainkey.rcholmdk.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

180ms

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

🏷️ SOA#

57ms

Field	Value
Serial	2407725603
Primary NS (MNAME)	austin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 13:22:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-06-23
Expires	2028-06-30 (612d)

🔗 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#

38ms

40ms

59ms

AAAA

30ms

TXT

210ms

CAA

48ms

HTTPS

75ms

TLSA

252ms

SOA

57ms

MTA-STS

97ms

DNSSEC

180ms

SRV

101ms

Total

2016ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 23:32:15	713ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-21 22:08:03	595ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-20 21:22:58	1563ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-18 12:53:40	1351ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-17 12:48:34	2237ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 10:50:07	1097ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 14:49:20	864ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 14:37:32	1104ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 05:16:16	787ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 08:00:23	1088ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 04:49:57	936ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 03:15:38	1878ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 02:18:11	1779ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 13:01:35	1869ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 20:45:54	1163ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-25 11:56:15	10469ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-21 03:13:37	1919ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-18 22:55:23	8873ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-28 00:58:05	9376ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-13 08:19:26	9318ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-03 19:59:32	1483ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-02 09:28:30 shown	2016ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 18:20:04	2078ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 01:42:09	2242ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-22 10:35:44	1159ms	2 NS 2 A 1 MX	🔒 Secure