riissoerensen.dk

Records from scan: 2026-10-12 16:34:23 · 1214ms total · last checked 2026-10-19 23:34 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

riissoerensen.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 16 October 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by riissoerensen-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	riissoerensen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 2a01:111:f403:ca21::a 2a01:111:f403:ca48::12 52.101.103.39 52.101.68.12 52.101.91.162 52.101.91.21	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00302.inbound.protection.outlook.com mail-matpr05cu00105.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 79ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 121ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.riissoerensen.dk)
p=reject	v=DMARC1; p=reject

📬 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#

checked 2026-10-12 16:34:23

www	NXDOMAIN
www vs bare domain	Neither resolves riissoerensen.dk: no address www.riissoerensen.dk: no address
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-riissoerensen-dk._domainkey.riisdata.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

56ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

24ms

Field	Value
Serial	2026101200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-04 03:38:24

Field	Value
Registrar	Simply.com A/S
Registered	2010-10-16
Expires	2026-10-31 (10d)

📋 WHOIS#

⏱️ Lookup Timing#

26ms

24ms

AAAA

25ms

TXT

121ms

CAA

29ms

HTTPS

27ms

TLSA

883ms

SOA

24ms

MTA-STS

38ms

DNSSEC

56ms

SRV

79ms

Total

1214ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 16:34:23 shown	1214ms	3 NS 0 A 1 MX	🔓 Insecure
2026-10-04 03:16:49	1852ms	3 NS 0 A 1 MX	🔓 Insecure
2026-10-01 03:04:39	696ms	3 NS 0 A 1 MX	🔓 Insecure
2026-09-13 09:06:24	1371ms	3 NS 0 A 1 MX	🔓 Insecure
2026-07-10 08:58:21	1098ms	3 NS 0 A 1 MX	🔓 Insecure
2026-07-08 15:48:00	17314ms	4 NS 0 A 1 MX	❓ Unknown
2026-07-02 22:55:36	9909ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-25 18:07:41	1490ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-21 21:08:55	1114ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 12:19:56	864ms	4 NS 0 A 1 MX	🔓 Insecure