cstein.dk DNS records

🖥️ Nameservers2 records 36ms

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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	4320s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records8 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
4	43200s	aspmx.l.google.com	173.194.221.27 2a00:1450:4010:c02::1b 2a00:1450:4010:c02::1b	lm-in-f27.1e100.net le-in-f27.1e100.net le-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	600s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	600s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
100	43200s	mx.zohomail.com	204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44	mx3.zoho.com mx8.zoho.com mx.zoho.com mx.zohomail.com mx2.zohomail.com mx3.zohomail.com mx6.zoho.com mx7.zoho.com mx2.zoho.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO
102	43200s	mx2.zohomail.com	136.143.183.44 136.143.183.44 136.143.183.44 136.143.183.44 136.143.183.44 136.143.183.44	mx.zohomail.com mx.zoho.com mx3.zoho.com mx2.zoho.com mx3.zohomail.com mx2.zohomail.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO
32767	3600s	ms75811004.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	195.47.247.18
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 69ms

Service	Priority	Weight	Port	Target
_sip._tcp	1	1	443	sipdir.online.lync.com
_sipfederationtls._tcp	1	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 181ms

TXT Record
google-site-verification=j7TQBp6eiIkiocpaPIAVutndO_CTgIK3oPYF9dFBJQQ
google-site-verification=ZUh17TPD69z_Ur17qnt6nFlhzyVFAdxfjsByQuFyUIY
MS=C0CC74DF41757359EA47FF8C8AE53EB13999AFBB
MS=ms75811004

✉️ 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)

🔐 DNSSEC80ms

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

🏷️ SOA0ms

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

36ms

A

52ms

MX

55ms

AAAA

49ms

TXT

181ms

CAA

40ms

HTTPS

61ms

TLSA

204ms

SOA

0ms

MTA-STS

62ms

DNSSEC

80ms

SRV

69ms

Total

1483ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-13 11:27:00	5541ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-08-11 22:18:19	1483ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-18 09:31:25	5452ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-12 18:55:01	1335ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-07 15:16:21	1647ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-06-16 23:05:16	870ms	2 NS 1 A 8 MX	🔒 Secure	View