bristow.dk DNS records

🖥️ Nameservers2 records 101ms

Nameserver	IP addresses	PTR	ASN / ISP
linda.ns.cloudflare.com	108.162.192.250 172.64.32.250 173.245.58.250 2606:4700:50::adf5:3afa 2803:f800:50::6ca2:c0fa 2a06:98c1:50::ac40:20fa	linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
quinton.ns.cloudflare.com	108.162.195.249 162.159.44.249 172.64.35.249 2606:4700:58::a29f:2cf9 2803:f800:50::6ca2:c3f9 2a06:98c1:50::ac40:23f9	quinton.ns.cloudflare.com quinton.ns.cloudflare.com quinton.ns.cloudflare.com quinton.ns.cloudflare.com quinton.ns.cloudflare.com quinton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 106ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.57.199	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.192.45	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 121ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx01.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx01.mail.icloud.com mx02.mail.icloud.com mx3.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com ic4-privaterelay.appleid.com smtp1.ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.
10	300s	mx02.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx3.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com smtp1.ic4-privaterelay.appleid.com ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.57.199
🔶 Autoconfig	172.67.192.45

🔷 AAAA Records (IPv6)2 records 98ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:c02d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:39c7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 89ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.57.199,172.67.192.45 ech=AEX+DQBBwQAgACDqOcUEAlQbxnjwDycL7AA5kS/2g0Yz6hqlFjNpSrq3VQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c02d,2606:4700:3033::6815:39c7

📝 TXT Records2 records 338ms

TXT Record
apple-domain=XBCCa24X7Hp1wegQ
v=spf1 include:icloud.com ~all

✉️ SPF

Policy	Record (bristow.dk)
~all (soft fail)	v=spf1 include:icloud.com ~all

📨 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)

🔐 DNSSEC249ms

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	2413414134
Primary NS (MNAME)	linda.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

101ms

A

106ms

MX

121ms

AAAA

98ms

TXT

338ms

CAA

94ms

HTTPS

89ms

TLSA

170ms

SOA

0ms

MTA-STS

143ms

DNSSEC

249ms

SRV

157ms

Total

1847ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 06:36:45	1847ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-27 22:30:15	971ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-27 00:44:57	694ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-25 11:46:40	1694ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-25 11:23:03	775ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-24 22:43:00	1424ms	2 NS 2 A 2 MX	❓ Unknown	View
2026-07-23 21:59:26	9370ms	2 NS 2 A 2 MX	❓ Unknown	View
2026-07-21 20:49:07	18070ms	2 NS 2 A 2 MX	❓ Unknown	View
2026-07-14 20:32:02	3619ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-02 20:28:35	1086ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-27 06:31:46	873ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-24 03:13:30	937ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 19:19:27	965ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-20 00:41:15	991ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 17:10:07	715ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 17:09:21	6486ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 17:01:32	3163ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 17:00:19	5024ms	2 NS 2 A 2 MX	🔓 Insecure	View