b2bsecondhand.dk DNS records

🖥️ Nameservers2 records 34ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.211.38	600s	domain-parking.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 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)

🔐 DNSSEC53ms

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

🏷️ SOA31ms

Field	Value
Serial	2026061101
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

34ms

A

33ms

MX

33ms

AAAA

34ms

TXT

147ms

CAA

32ms

HTTPS

33ms

TLSA

47ms

SOA

31ms

MTA-STS

42ms

DNSSEC

53ms

SRV

37ms

Total

512ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 00:23:04	241ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-27 00:14:29	171ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-25 14:03:36	529ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-24 13:17:15	476ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-23 05:16:00	9194ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-22 05:06:13	1169ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-21 04:53:32	16702ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-20 03:53:46	1009ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-19 01:32:37	3452ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-17 23:18:07	1937ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-16 23:12:08	789ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-15 15:51:21	790ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-14 12:00:08	948ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-12 07:43:17	1626ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-11 03:32:09	16609ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-08 11:48:57	843ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-07 02:20:50	8638ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-02 06:15:32	8556ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 00:53:35	457ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 09:51:47	508ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:51:02	1251ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:29:37	512ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 13:57:16	438ms	2 NS 1 A 0 MX	🔒 Secure	View