histolab.dk DNS records

🖥️ Nameservers4 records 152ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.iptwins.net	188.165.162.43	ns1.iptwins.net	AS16276 OVH SAS
ns2.iptwins.net	193.70.18.204	ns2.iptwins.net	AS16276 OVH SAS
ns3.iptwins.com	144.217.70.141 2607:5300:203:28d::	ns3.iptwins.com ns3.iptwins.com	AS16276 OVH SAS AS16276 OVH SAS
ns4.iptwins.com	161.202.174.147 2401:c900:1101:496::3	ns4.iptwins.com ns4.iptwins.com	AS36351 IBM Cloud AS36351 IBM Cloud

🌍 A Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
51.91.60.233	3600s	eole2.iptwins.com	AS16276	OVH SAS	51.91.0.0/16	🇫🇷 France	—

📧 MX Records1 records 218ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	histolab-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::9 2a01:111:f403:ca09:: 2a01:111:f403:ca48::c 52.101.103.143 52.101.181.153 52.101.73.26 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 4064ms

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

📝 TXT Records1 records 4688ms

TXT Record
v=spf1 mx ip4:195.178.165.148 ip4:178.174.162.34 include:spf.anpdm.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (histolab.dk)
-all (hard fail)	v=spf1 mx ip4:195.178.165.148 ip4:178.174.162.34 include:spf.anpdm.com include:spf.protection.outlook.com -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)

🔐 DNSSEC104ms

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	2026032501
Primary NS (MNAME)	ns1.iptwins.net
Responsible (RNAME)	dns-log@iptwins.com
Refresh	86400s
Retry	7200s
Expire	2592000s
Minimum (neg-cache TTL)	345600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

152ms

A

49ms

MX

218ms

AAAA

1566ms

TXT

4688ms

CAA

217ms

HTTPS

235ms

TLSA

379ms

SOA

0ms

MTA-STS

662ms

DNSSEC

104ms

SRV

4064ms

Total

6724ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 07:02:04	6724ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-02 14:11:37	18740ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 13:13:14	15459ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 12:07:09	3788ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 12:06:14	252ms	0 NS 0 A 0 MX	❓ Unknown	View