rudersdal.dk

📜 Historical scan 2026-06-25 09:17:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rudersdal.dk is a .dk domain served by 5 nameservers (ns01.one.com, ns02.one.com, ns1.rudersdal.dk and 2 more). It was registered on 23 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.247.72.75 is hosted by Rackhosting.com ApS (AS31590) in Denmark. Mail is handled by rudersdal-dk.mx1.mailanyone.net, rudersdal-dk.mx3.mailanyone.net and 1 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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#

5 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S
ns1.rudersdal.dk	185.85.44.55	—	AS200538 Rudersdal Kommune
ns2.rudersdal.dk	185.85.44.57	—	AS200538 Rudersdal Kommune
ns3.rudersdal.dk	185.85.44.72	—	AS200538 Rudersdal Kommune

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.247.72.75	300s	vps425.rackhosting.com	AS31590	Rackhosting.com ApS	77.247.64.0/20	🇩🇰 Denmark	—

📧 MX Records#

3 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	rudersdal-dk.mx1.mailanyone.net	192.162.219.155	mx41.electric.net	AS16509 Amazon.com, Inc.
30	300s	rudersdal-dk.mx3.mailanyone.net	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.
40	300s	rudersdal-dk.mx4.mx25.net	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	post.rudersdal.dk → 185.85.44.54

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

3 records 55ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	post.rudersdal.dk
_autodiscover._tcp	0	0	443	autodiscover.rudersdal.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

5 records 137ms

TXT Record
_globalsign-domain-verification=pN1LVch67-bw4CDR0npopK4RKr6pjBtS2fQ17H4HTb
7mvbcvb4ws07630008v9lt8mj2r1cyq6
9v84lt38zwsx4tlcxvt0tyb4kt00sk7n
apple-domain-verification=OCqKXXwUvTRwJ3Mh
v=spf1 include:spf0.rudersdal.dk -all

✉️ SPF#

Policy	Record (rudersdal.dk)
-all (hard fail)	v=spf1 include:spf0.rudersdal.dk -all

📨 DMARC#

Policy	Record (_dmarc.rudersdal.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc_reports@rudersdal.dk; ruf=mailto:dmarc_failure@rudersdal.dk; aspf=s; fo=1

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

6 records 38ms

Flags	Tag	Value
0	iodef	mailto:dns-admin@rudersdal.dk
0	issue	amazon.com
0	issue	digicert.com
0	issue	globalsign.com
0	issue	letsencrypt.org
0	issuewild	digicert.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 20:35:27

www CNAME	rudersdal.dk (all on rudersdal.dk) → 77.247.72.75 (AS31590)
www vs bare domain	Same network rudersdal.dk: 77.247.72.75 (AS31590) www.rudersdal.dk: 77.247.72.75 (AS31590)
Wildcard	No
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

107ms

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

🏷️ SOA#

41ms

Field	Value
Serial	1406
Primary NS (MNAME)	ns1.rudersdal.dk
Responsible (RNAME)	hostmaster@rudersdal.dk
Refresh	1200s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-04 18:29:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-04-23
Expires	2027-04-30 (191d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

49ms

45ms

AAAA

39ms

TXT

137ms

CAA

38ms

HTTPS

42ms

TLSA

164ms

SOA

41ms

MTA-STS

53ms

DNSSEC

107ms

SRV

55ms

Total

2912ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 20:35:27	3301ms	4 NS 1 A 3 MX	🔒 Secure
2026-10-11 09:25:28	2807ms	4 NS 1 A 3 MX	🔒 Secure
2026-10-10 03:29:37	3353ms	4 NS 1 A 3 MX	🔒 Secure
2026-10-08 22:33:21	3201ms	4 NS 1 A 3 MX	🔒 Secure
2026-10-07 22:23:10	5792ms	4 NS 1 A 3 MX	🔒 Secure
2026-10-04 18:18:04	4229ms	4 NS 1 A 3 MX	🔒 Secure
2026-10-03 18:12:31	2841ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-30 17:57:42	3295ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-29 17:47:17	1217ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-24 16:17:45	3023ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-23 15:38:34	3217ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-22 06:33:10	3889ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-15 05:50:14	4138ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-08 15:03:52	3311ms	4 NS 1 A 3 MX	🔒 Secure
2026-09-07 00:29:43	3957ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-28 13:50:29	4078ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-26 12:08:52	3639ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-20 22:43:59	12032ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-19 21:20:46	8754ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-16 06:39:04	5405ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-12 10:35:19	3515ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-09 16:19:44	3479ms	4 NS 1 A 3 MX	🔒 Secure
2026-08-04 05:19:42	4488ms	4 NS 1 A 3 MX	🔒 Secure
2026-07-25 20:08:50	3426ms	4 NS 1 A 3 MX	🔒 Secure
2026-07-23 18:59:15	12721ms	4 NS 1 A 3 MX	🔒 Secure