onetoonecf.dk DNS records

🖥️ Nameservers2 records 111ms

Nameserver	IP addresses	PTR	ASN / ISP
beau.ns.cloudflare.com	108.162.193.73 172.64.33.73 173.245.59.73 2606:4700:58::adf5:3b49 2803:f800:50::6ca2:c149 2a06:98c1:50::ac40:2149	beau.ns.cloudflare.com beau.ns.cloudflare.com beau.ns.cloudflare.com beau.ns.cloudflare.com beau.ns.cloudflare.com beau.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
naomi.ns.cloudflare.com	108.162.192.208 172.64.32.208 173.245.58.208 2606:4700:50::adf5:3ad0 2803:f800:50::6ca2:c0d0 2a06:98c1:50::ac40:20d0	naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 125ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.39.67	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.145	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 118ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	2a00:1450:400c:c00::1a 2a00:1450:400c:c00::1a 64.233.167.27	ws-in-f26.1e100.net ws-in-x1a.1e100.net wl-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.178.213.26 2a00:1450:4013:c1e::1a	yugrqzs-in-f26.1e100.net yugrqzs-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	172.253.148.27 2a00:1450:4025:4401::1b	yuskedq-in-f27.1e100.net yuskedq-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	192.178.213.27 2a00:1450:4013:c1e::1b	yugrqzs-in-f27.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	172.253.148.26 2a00:1450:4025:4401::1a	yuskedq-in-f26.1e100.net yuskedq-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	onetoonecf.dk → 104.21.94.133
🔶 Autoconfig	onetoonecf.dk → 172.67.168.76

🔷 AAAA Records (IPv6)2 records 101ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:2743	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:8f91	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 115ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.39.67,172.67.143.145 ech=AEX+DQBB6AAgACDpnUx7tqw+BbPVVlHpD7WfMUorhCCLsWaF4xb4UbwREAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:2743,2606:4700:3036::ac43:8f91

📝 TXT Records2 records 427ms

TXT Record
google-site-verification=Kw0YMoLnb8mYVQUJIUAqWedVLhtZ4txRnGB0vEqIuKc
v=spf1 mx a ip4:35.234.156.139 ip4:46.27.217.134 ip4:92.187.192.237 include:_spf.google.com ~all

✉️ SPF

Policy	Record (onetoonecf.dk)
~all (soft fail)	v=spf1 mx a ip4:35.234.156.139 ip4:46.27.217.134 ip4:92.187.192.237 include:_spf.google.com ~all

📨 DMARC

Policy	Record (_dmarc.onetoonecf.dk)
p=reject	v=DMARC1; p=reject; pct=100; fo=1;

📬 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.onetoonecf.dk	onetoonecf.dk

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC313ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2413577658
Primary NS (MNAME)	beau.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

111ms

A

125ms

MX

118ms

AAAA

101ms

TXT

427ms

CAA

86ms

HTTPS

115ms

TLSA

347ms

SOA

0ms

MTA-STS

198ms

DNSSEC

313ms

SRV

172ms

Total

2915ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 00:11:09	2915ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-29 21:17:11	1804ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-28 02:10:15	944ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-08-20 22:46:34	11034ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-22 13:18:00	1348ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-17 19:05:34	1115ms	2 NS 2 A 5 MX	🔓 Insecure	View