l757.dk

Records from scan: 2026-10-10 18:56:11 · 2585ms total · last checked 2026-10-19 08:56 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

l757.dk is a .dk domain served by 2 nameservers (jihoon.ns.cloudflare.com, june.ns.cloudflare.com). It was registered on 12 March 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.137.143.204 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by l757-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 348ms

Nameserver	IP addresses	PTR	ASN / ISP
jihoon.ns.cloudflare.com	108.162.195.233 162.159.44.233 172.64.35.233 2606:4700:58::a29f:2ce9 2803:f800:50::6ca2:c3e9 2a06:98c1:50::ac40:23e9	jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
june.ns.cloudflare.com	108.162.192.176 172.64.32.176 173.245.58.176 2606:4700:50::adf5:3ab0 2803:f800:50::6ca2:c0b0 2a06:98c1:50::ac40:20b0	june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 356ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.137.143.204	300s	—	AS48854	team.blue Denmark A/S	94.137.128.0/20	🇩🇰 Denmark	Aalborg

📧 MX Records#

1 records 387ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	l757-dk.mail.protection.outlook.com	2a01:111:f403:ca09::26 2a01:111:f403:ca09::28 2a01:111:f403:ca3c::a 2a01:111:f403:ca48::12 52.101.185.114 52.101.68.12 52.101.68.29 52.101.73.120	mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am7pr02cu00300.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 512ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	5	10	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 689ms

TXT Record
MS=ms78529229
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (l757.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.l757.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; fo=1; rf=afrf; rua=mailto:dmarc@cloudpit.dk; ruf=mailto:dmarc@cloudpit.dk; pct=100; ri=86400

📬 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 2026-10-10 18:56:11

www CNAME	l757.dk (all on l757.dk) → 94.137.143.204 (AS48854)
www vs bare domain	Same network l757.dk: 94.137.143.204 (AS48854) www.l757.dk: 94.137.143.204 (AS48854)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-l757-dk._domainkey.l747.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-l757-dk._domainkey.l747.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#

523ms

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

🏷️ SOA#

88ms

Field	Value
Serial	2417103634
Primary NS (MNAME)	jihoon.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 19:14:43

Field	Value
Registrar	NYGREEN IT ApS
Registered	2019-03-12
Expires	2027-03-31 (162d)

📋 WHOIS#

⏱️ Lookup Timing#

348ms

356ms

387ms

AAAA

425ms

TXT

689ms

CAA

426ms

HTTPS

402ms

TLSA

793ms

SOA

88ms

MTA-STS

449ms

DNSSEC

523ms

SRV

512ms

Total

2585ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 18:56:11 shown	2585ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 12:29:49	1080ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 04:35:54	847ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 13:47:25	2236ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 03:19:07	2024ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 22:10:46	2131ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 21:14:51	1826ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 08:18:51	2029ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 00:26:44	2252ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 23:50:00	3871ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-18 20:29:21	4664ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-06 03:16:00	1487ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 10:13:21	1428ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-06 21:23:20	9945ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:43:33	2376ms	2 NS 1 A 1 MX	🔒 Secure