sendra.dk DNS records

🖥️ Nameservers2 records 82ms

Nameserver	IP addresses	PTR	ASN / ISP
emerson.ns.cloudflare.com	108.162.195.96 162.159.44.96 172.64.35.96 2606:4700:58::a29f:2c60 2803:f800:50::6ca2:c360 2a06:98c1:50::ac40:2360	emerson.ns.cloudflare.com emerson.ns.cloudflare.com emerson.ns.cloudflare.com emerson.ns.cloudflare.com emerson.ns.cloudflare.com emerson.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
venus.ns.cloudflare.com	108.162.192.235 172.64.32.235 173.245.58.235 2606:4700:50::adf5:3aeb 2803:f800:50::6ca2:c0eb 2a06:98c1:50::ac40:20eb	venus.ns.cloudflare.com venus.ns.cloudflare.com venus.ns.cloudflare.com venus.ns.cloudflare.com venus.ns.cloudflare.com venus.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 76ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.80.250	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.136.86	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:8856	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:50fa	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 71ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.80.250,172.67.136.86 ech=AEX+DQBBugAgACAXUf+23YDboba4db+V6/wsezT/zYza/z19G+HggcsuXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:8856,2606:4700:3033::6815:50fa

📝 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)

🔐 DNSSEC109ms

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	2411968902
Primary NS (MNAME)	emerson.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

82ms

A

76ms

MX

73ms

AAAA

45ms

TXT

278ms

CAA

66ms

HTTPS

71ms

TLSA

94ms

SOA

0ms

MTA-STS

109ms

DNSSEC

109ms

SRV

101ms

Total

909ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:55:08	909ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 23:24:04	3167ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-12 08:44:55	2810ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-19 04:14:45	312ms	0 NS 0 A 0 MX	🔒 Secure	View
2026-06-19 00:23:16	330ms	0 NS 0 A 0 MX	🔒 Secure	View
2026-06-18 21:12:27	345ms	0 NS 0 A 0 MX	🔒 Secure	View
2026-06-17 12:20:24	1440ms	0 NS 0 A 0 MX	❓ Unknown	View