sch-holding.dk DNS records

🖥️ Nameservers2 records 80ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.azehosting.net	2a01:4f8:13b:3146::1 94.130.138.185	— ns1.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.azehosting.net	2a01:4f8:c17:5f0a::2 88.99.15.5	ns2.azehosting.net ns2.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 93ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
88.99.93.170	14400s	server.ithj.dk	AS24940	Hetzner Online GmbH	88.99.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records1 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	schholding-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca09::26 2a01:111:f403:ca09::4 2a01:111:f403:ca09::d 52.101.68.16 52.101.68.8 52.101.73.2 52.101.73.30	mail-db4pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00306.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)1 records 66ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:10a:1de9::2	14400s	server.ithj.dk	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 368ms

TXT Record
MS=ms20577041
v=spf1 ip4:88.99.93.170 include:spf.protection.outlook.com +a +mx include:relay.mailchannels.net -all

✉️ SPF

Policy	Record (sch-holding.dk)
-all (hard fail)	v=spf1 ip4:88.99.93.170 include:spf.protection.outlook.com +a +mx include:relay.mailchannels.net -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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.sch-holding.dk	q8R3P8jgtc7-wgL8laEvVGiEkg15FY0PWr9LMLWMcvc

🔗 TLSA / DANE

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

🔐 DNSSEC134ms

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	2026070201
Primary NS (MNAME)	ns1.azehosting.net
Responsible (RNAME)	jens@jncomputer.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

80ms

A

93ms

MX

94ms

AAAA

66ms

TXT

368ms

CAA

81ms

HTTPS

93ms

TLSA

180ms

SOA

0ms

MTA-STS

123ms

DNSSEC

134ms

SRV

130ms

Total

1021ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 17:45:36	1021ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 12:09:25	1405ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 04:13:27	1050ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 07:16:03	1125ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 13:26:27	1825ms	3 NS 1 A 1 MX	🔓 Insecure	View