rytter.dk

📜 Historical scan 2026-10-02 12:47:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rytter.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 November 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.186.213.58 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by rytter-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 41ms

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

🌍 A Records#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.186.213.58	3600s	5.186.213.58.dhcp.fibianet.dk	AS44869	FIBIA P/S	5.186.0.0/16	🇩🇰 Denmark	Frederiksberg

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rytter-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:c967::a 2a01:111:f403:ca04::9 2a01:111:f403:ca48::e 52.101.181.156 52.101.68.10 52.101.68.27 52.101.73.145	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-cpjpr05cu00102.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am6pr02cu00301.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 49ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	2	5061	federation.messenger.msn.com

📝 TXT Records#

2 records 136ms

TXT Record
MS=ms30715037
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (rytter.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.rytter.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=quarantine;pct=100;adkim=r;aspf=r;ri=86400;fo=1

📬 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 2026-10-08 14:02:51

www	5.186.213.58 (AS44869) (address records, no CNAME)
www vs bare domain	Same network rytter.dk: 5.186.213.58 (AS44869) www.rytter.dk: 5.186.213.58 (AS44869)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

53ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2026100101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-03 12:58:46

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-11-14
Expires	2026-12-31 (73d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

39ms

33ms

AAAA

29ms

TXT

136ms

CAA

29ms

HTTPS

41ms

TLSA

483ms

SOA

28ms

MTA-STS

39ms

DNSSEC

53ms

SRV

49ms

Total

853ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 13:15:39	1161ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 12:55:06	2378ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 12:47:33 shown	853ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 12:40:34	2681ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 12:30:29	1171ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 00:15:14	10095ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 10:59:26	751ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 19:49:41	697ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 20:04:33	1067ms	2 NS 1 A 1 MX	🔒 Secure