dat-schaub.dk DNS records

🖥️ Nameservers2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
udns1.cscdns.net	2001:502:f3ff::201 204.74.66.1	udns1.cscdns.net edns1.ultradns.com	AS12008 Vercara, LLC AS12008 Vercara, LLC
udns2.cscdns.uk	2001:502:4612::201 204.74.111.1	udns2.cscdns.net edns1.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
52.178.24.186	300s	—	AS8075	Microsoft Corporation	52.160.0.0/11	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 60ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	datschaub-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::2 2a01:111:f403:ca09::4 2a01:111:f403:ca09::c 52.101.68.0 52.101.68.18 52.101.73.19 52.101.73.22	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 97ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	0	5061	sipfed.online.lync.com

📝 TXT Records10 records 289ms

TXT Record
_globalsign-domain-verification=UhtIr7uVnWuloFc4PmrEY5r3dDlSze3DMv9qPvoCZM
_globalsign-domain-verification=uYHaRqee8YsfvZ9PlX8TPtVOw1ImArESnqugqzTEYr
59qftt5fft6trxzj6r37wl1qwgnw9vx2
5d6c5rsxfs5tt3h6fs8dxlp9xy9fgjjl
adobe-idp-site-verification=871b893963c1a82d2a1e56503f2094f85d57b7cb5b6a66d5069ceaf1ef20df3d
google-site-verification=OFwVblNKcRzGzCSDPmNnoRT6Xy9u9BvLjsmtCEJNOKI
MS=801E862F11F9F381ABD2ABF7FB9688F43BA5E622
MS=ms27949455
v=spf1 include:_netblocks.mimecast.com include:spf.protection.outlook.com ~all
zdf9krlrxy4q5rxrcc273lj4vqv2snd1

✉️ SPF

Policy	Record (dat-schaub.dk)
~all (soft fail)	v=spf1 include:_netblocks.mimecast.com include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.dat-schaub.dk)
p=reject	v=DMARC1; p=reject; 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)

🔐 DNSSEC112ms

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	2019102539
Primary NS (MNAME)	udns1.cscdns.net
Responsible (RNAME)	hostmaster@cscdns.net
Refresh	28800s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

60ms

A

41ms

MX

60ms

AAAA

59ms

TXT

289ms

CAA

44ms

HTTPS

80ms

TLSA

661ms

SOA

0ms

MTA-STS

85ms

DNSSEC

112ms

SRV

97ms

Total

1642ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:12:19	1642ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 11:15:12	17108ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 03:07:55	65535ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 01:17:01	2007ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 01:08:23	791ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 01:01:21	1731ms	2 NS 1 A 1 MX	🔓 Insecure	View