sourcex.dk DNS records

🖥️ Nameservers2 records 32ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
76.76.21.21	43200s	—	AS16509	Amazon.com, Inc.	76.76.21.0/24	🇺🇸 United States	Walnut

📧 MX Records2 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.forwardemail.net	121.127.44.56 138.197.213.185 2604:a880:2:d0::306:1 2a02:6ea0:d71e::2	mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net	AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC AS60068 Datacamp Limited
10	3600s	mx2.forwardemail.net	104.248.224.170 121.127.44.59 2604:a880:400:d1::cd:9001 2a02:6ea0:d71e::1	mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net	AS14061 DigitalOcean, LLC AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS60068 Datacamp Limited

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	alias.zeit.co → 76.76.21.123
🔶 Autoconfig	alias.zeit.co → 76.76.21.61

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 198ms

TXT Record
forward-email=larsoid@gmail.com
v=spf1 a mx include:spf.forwardemail.net include:_spf.google.com -all

✉️ SPF

Policy	Record (sourcex.dk)
-all (hard fail)	v=spf1 a mx include:spf.forwardemail.net include:_spf.google.com -all

📨 DMARC

Policy	Record (_dmarc.sourcex.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.sourcex.dk	alias.zeit.co

🔗 TLSA / DANE4 records 139ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…

🔐 DNSSEC86ms

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

🏷️ SOA52ms

Field	Value
Serial	2026081101
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

32ms

A

36ms

MX

42ms

AAAA

54ms

TXT

198ms

CAA

41ms

HTTPS

45ms

TLSA

139ms

SOA

52ms

MTA-STS

126ms

DNSSEC

86ms

SRV

964ms

Total

6019ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 10:34:01	1443ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-27 03:06:37	1185ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-12 18:13:24	6019ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-18 01:00:01	1405ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-14 05:03:05	1475ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 02:36:57	599ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 04:46:20	1001ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 14:39:16	818ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 11:56:46	1167ms	2 NS 1 A 2 MX	🔒 Secure	View