lytt.dk

📜 Historical scan 2026-09-08 08:06:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

lytt.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.221.207.128 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by lytt-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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#

4 records 38ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.221.207.128	3600s	rails8-oncotype.bluepipe.net	AS47292	Sentia Denmark A/S	91.221.206.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3406s	lytt-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::c 2a01:111:f403:ca04::e 2a01:111:f403:ca04::f 52.101.181.153 52.101.68.16 52.101.68.21 52.101.73.22	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am7pr05cu00106.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 90ms

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

📝 TXT Records#

3 records 126ms

TXT Record
MS=ms87035981
rhino_accounts=13e33b2b3a7ac2a86ac63e6daf669998
v=spf1 include:spf-westeu.emailsignatures365.com include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (lytt.dk)
-all (hard fail)	v=spf1 include:spf-westeu.emailsignatures365.com include:spf.protection.outlook.com include:spf.simply.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-12 13:20:15

www CNAME	lytt.dk (all on lytt.dk) → 91.221.207.128 (AS47292)
www vs bare domain	Same network lytt.dk: 91.221.207.128 (AS47292) www.lytt.dk: 91.221.207.128 (AS47292)
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-lytt-dk._domainkey.lyttarchitecture.onmicrosoft.com	RSA · ~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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

55ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025121602
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

38ms

37ms

26ms

AAAA

28ms

TXT

126ms

CAA

50ms

HTTPS

56ms

TLSA

509ms

SOA

0ms

MTA-STS

42ms

DNSSEC

55ms

SRV

90ms

Total

986ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 13:20:15	1724ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 20:51:09	1093ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-29 20:40:02	1033ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-08 08:06:44 shown	986ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 09:24:30	1202ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-27 17:36:24	2558ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 01:19:33	906ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-21 10:10:51	1050ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:32:28	1730ms	4 NS 1 A 1 MX	🔒 Secure