hornsyldbc.dk DNS records

🖥️ Nameservers3 records 227ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	—	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records1 records 259ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.251.4.112	3600s	web1.bilinfo.dk	AS48854	team.blue Denmark A/S	178.251.0.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 247ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	hornsyldbc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::e 52.101.68.12 52.101.68.16 52.101.68.25 52.101.68.27	mail-dbapr03cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00503.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
🔶 Autoconfig	178.251.4.112

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 412ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (hornsyldbc.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.hornsyldbc.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC363ms

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

🏷️ SOA267ms

Field	Value
Serial	2024040401
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

227ms

A

259ms

MX

247ms

AAAA

216ms

TXT

412ms

CAA

240ms

HTTPS

239ms

TLSA

355ms

SOA

267ms

MTA-STS

278ms

DNSSEC

363ms

SRV

351ms

Total

1798ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-28 07:37:47	1798ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 05:41:36	972ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 07:51:18	5209ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 05:50:12	966ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 12:02:35	1018ms	3 NS 1 A 1 MX	🔒 Secure	View