slsr.dk DNS records

🖥️ Nameservers2 records 34ms

Nameserver	IP addresses	PTR	ASN / ISP
lewis.ns.cloudflare.com	108.162.195.159 162.159.44.159 172.64.35.159 2606:4700:58::a29f:2c9f 2803:f800:50::6ca2:c39f 2a06:98c1:50::ac40:239f	lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
noor.ns.cloudflare.com	108.162.194.74 162.159.38.74 172.64.34.74 2606:4700:50::a29f:264a 2803:f800:50::6ca2:c24a 2a06:98c1:50::ac40:224a	noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.39.146	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.170.207	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	slsr-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::24 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.103.140 52.101.68.39 52.101.73.153 52.101.73.26	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as9pr05cu01302.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	104.21.39.146
🔶 Autoconfig	172.67.170.207

🔷 AAAA Records (IPv6)2 records 21ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:2792	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:aacf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 43ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.39.146,172.67.170.207 ech=AEX+DQBBSQAgACAeGBJYr61BE6f3VnDFAzmiZTYdxuTgsHzrVXnk7N08XgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2792,2606:4700:3036::ac43:aacf

📝 TXT Records4 records 167ms

TXT Record
google-site-verification=H31rfuVHIypj06mv0H1ANeLr7QB_LlrbQGqG9dxMRPE
P-khKJ5hPspT
P-zQGRooHM2H
v=spf1 +a +mx include:spf.curanet.dk include:spf.protection.outlook.com include:spf.permido.com -all

✉️ SPF

Policy	Record (slsr.dk)
-all (hard fail)	v=spf1 +a +mx include:spf.curanet.dk include:spf.protection.outlook.com include:spf.permido.com -all

📨 DMARC

Policy	Record (_dmarc.slsr.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:marcus@lello.dk; ruf=mailto:marcus@lello.dk; pct=100;

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC103ms

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

🏷️ SOA0ms

Field	Value
Serial	2413400853
Primary NS (MNAME)	lewis.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

34ms

A

46ms

MX

33ms

AAAA

21ms

TXT

167ms

CAA

21ms

HTTPS

43ms

TLSA

219ms

SOA

0ms

MTA-STS

46ms

DNSSEC

103ms

SRV

55ms

Total

1001ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 02:09:31	1001ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-27 15:35:51	3290ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-26 07:33:40	1062ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-06 06:31:47	2077ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-19 17:52:30	2463ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-18 15:46:16	1431ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-13 04:32:49	9343ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 13:10:53	3104ms	2 NS 2 A 1 MX	🔒 Secure	View