bycon.dk DNS records

🖥️ Nameservers2 records 75ms

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 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.164	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 63ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	bycon-dk.mail.eo.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::24 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 52.101.181.153 52.101.209.153 52.101.68.5 52.101.73.16	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.104.116.24
🔶 Autoconfig	46.30.215.164

🔷 AAAA Records (IPv6)1 records 62ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:8022:df77:6855:eaa6	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 Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC108ms

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

🏷️ SOA0ms

Field	Value
Serial	2026072005
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

75ms

A

53ms

MX

63ms

AAAA

62ms

TXT

222ms

CAA

72ms

HTTPS

86ms

TLSA

82ms

SOA

0ms

MTA-STS

96ms

DNSSEC

108ms

SRV

77ms

Total

841ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:56:07	841ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 18:39:25	5845ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 12:05:06	6953ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 13:22:46	13540ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 07:40:39	2192ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 02:11:03	1470ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 17:16:45	4813ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 02:01:52	2802ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 02:01:05	904ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 14:50:40	4541ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:05:56	4513ms	2 NS 1 A 1 MX	🔒 Secure	View