schaerfe.dk DNS records

🖥️ Nameservers2 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
bob.ns.cloudflare.com	108.162.193.104 172.64.33.104 173.245.59.104 2606:4700:58::adf5:3b68 2803:f800:50::6ca2:c168 2a06:98c1:50::ac40:2168	bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com bob.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
carol.ns.cloudflare.com	108.162.192.80 172.64.32.80 173.245.58.80 2606:4700:50::adf5:3a50 2803:f800:50::6ca2:c050 2a06:98c1:50::ac40:2050	carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.15.152	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.206.87	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	schaerfe-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::1 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.21 52.101.73.1 52.101.73.153 52.101.73.24	mail-am3pr04cu00500.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr05cu00300.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	104.21.15.152
🔶 Autoconfig	104.21.15.152

🔷 AAAA Records (IPv6)2 records 78ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:ce57	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:f98	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 65ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.15.152,172.67.206.87 ech=AEX+DQBBWQAgACCvhelAmG/GwPOVGai5CYeaUAToAtsNlzbrL3SZ0L1pPgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:ce57,2606:4700:3036::6815:f98

🔌 SRV Records1 records 109ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.unoeuro.com

📝 TXT Records1 records 202ms

TXT Record
v=spf1 ip4:94.231.109.54 ip4:78.46.139.214 include:spf.protection.outlook.com include:spf.nembedemand.dk -all

✉️ SPF

Policy	Record (schaerfe.dk)
-all (hard fail)	v=spf1 ip4:94.231.109.54 ip4:78.46.139.214 include:spf.protection.outlook.com include:spf.nembedemand.dk -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

🔗 TLSA / DANE

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

🔐 DNSSEC204ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2409892350
Primary NS (MNAME)	bob.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

80ms

A

91ms

MX

81ms

AAAA

78ms

TXT

202ms

CAA

54ms

HTTPS

65ms

TLSA

206ms

SOA

0ms

MTA-STS

89ms

DNSSEC

204ms

SRV

109ms

Total

1439ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-19 12:31:05	1439ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-11 20:09:24	11039ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-28 16:58:07	1183ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 21:19:32	1340ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 16:14:20	903ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 03:58:52	1326ms	2 NS 2 A 1 MX	🔓 Insecure	View