upst.dk DNS records

🖥️ Nameservers2 records 11ms

Nameserver	IP addresses	PTR	ASN / ISP
kianchau.ns.cloudflare.com	108.162.195.179 162.159.44.179 172.64.35.179 2606:4700:58::a29f:2cb3 2803:f800:50::6ca2:c3b3 2a06:98c1:50::ac40:23b3	kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com kianchau.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sue.ns.cloudflare.com	108.162.192.145 172.64.32.145 173.245.58.145 2606:4700:50::adf5:3a91 2803:f800:50::6ca2:c091 2a06:98c1:50::ac40:2091	sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.67.182.192	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—
104.21.18.166	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 87ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:12a6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—
2606:4700:3031::ac43:b6c0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—

🔐 HTTPS Records1 records 76ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.18.166,172.67.182.192 ech=AEX+DQBBqgAgACDoLtW1D936N1IOECuxYRRPe7h8MJBej8DNLfjBq/ZvQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b6c0,2606:4700:3032::6815:12a6

📝 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)

🔐 DNSSEC304ms

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

🏷️ SOA14ms

Field	Value
Serial	2412860725
Primary NS (MNAME)	kianchau.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

11ms

A

49ms

MX

40ms

AAAA

87ms

TXT

50ms

CAA

31ms

HTTPS

76ms

TLSA

35ms

SOA

14ms

MTA-STS

50ms

DNSSEC

304ms

SRV

0ms

Total

1640ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:48:20	1640ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-22 07:56:18	1120ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-30 21:02:01	1094ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 12:31:29	734ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 08:23:26	881ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 22:32:44	1374ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 21:20:28	1115ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 12:06:39	693ms	2 NS 2 A 0 MX	🔓 Insecure	View