rytter.dk

📜 Historical scan 2026-10-03 12:55:06 · ← 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 88ms

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 103ms

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 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rytter-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 2a01:111:f403:ca48::e 52.101.209.28 52.101.209.31 52.101.68.25 52.101.91.162	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-matpr04cu00302.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 154ms

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

📝 TXT Records#

2 records 355ms

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#

305ms

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

🏷️ SOA#

55ms

Field	Value
Serial	2026100301
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#

88ms

103ms

86ms

AAAA

107ms

TXT

355ms

CAA

104ms

HTTPS

113ms

TLSA

801ms

SOA

55ms

MTA-STS

188ms

DNSSEC

305ms

SRV

154ms

Total

2378ms

🕐 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 shown	2378ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 12:47:33	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