realsap.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.112	3600s	prolinux102.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	realsap-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::5 2a01:111:f403:ca04::a 2a01:111:f403:ca09::f 52.101.68.0 52.101.68.25 52.101.73.19 52.101.73.26	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr04cu00803.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	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	185.21.42.112

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 35ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 141ms

TXT Record
v=spf1 ip4:46.36.211.197 ip4:212.112.136.83 include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com -all

✉️ SPF

Policy	Record (realsap.dk)
-all (hard fail)	v=spf1 ip4:46.36.211.197 ip4:212.112.136.83 include:spf.protection.outlook.com include:spf-eu.emailsignatures365.com -all

📨 DMARC

Policy	Record (_dmarc.realsap.dk)
p=reject	v=DMARC1; p=reject; sp=none; rua=mailto:dmarc@itfe.dk; ruf=mailto:dmarc@itfe.dk; rf=afrf; 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

🔗 TLSA / DANE

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

🔐 DNSSEC58ms

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

🏷️ SOA30ms

Field	Value
Serial	2025090302
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

29ms

MX

30ms

AAAA

32ms

TXT

141ms

CAA

33ms

HTTPS

30ms

TLSA

130ms

SOA

30ms

MTA-STS

37ms

DNSSEC

58ms

SRV

35ms

Total

803ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-01 08:55:24	803ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 03:43:46	3460ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 11:41:32	938ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 07:24:55	778ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 14:19:52	1493ms	2 NS 1 A 1 MX	🔒 Secure	View