alcon-construction.dk DNS records

🖥️ Nameservers2 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.155	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	alconconstruction-dk01c.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::6 2a01:111:f403:ca09::8 2a01:111:f403:ca09::f 52.101.209.153 52.101.68.29 52.101.73.15 52.101.73.155	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr02cu00203.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)1 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:db:38e8:fdfc:43f8	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 197ms

TXT Record
MS=ms28738809
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (alcon-construction.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.alcon-construction.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:postmaster@alcon-construction.dk

📬 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)

🔐 DNSSEC86ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081305
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

48ms

MX

45ms

AAAA

45ms

TXT

197ms

CAA

52ms

HTTPS

45ms

TLSA

251ms

SOA

0ms

MTA-STS

62ms

DNSSEC

86ms

SRV

81ms

Total

878ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 04:00:30	878ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 08:49:08	1265ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 06:17:05	808ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 08:07:57	6548ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 17:30:23	9172ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 20:48:41	17014ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-07-02 23:30:08	1026ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 00:18:13	2005ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:36:36	837ms	2 NS 1 A 1 MX	🔒 Secure	View