teubner.dk DNS records

🖥️ Nameservers2 records 24ms

Nameserver	IP addresses	PTR	ASN / ISP
bayan.ns.cloudflare.com	108.162.193.72 172.64.33.72 173.245.59.72 2606:4700:58::adf5:3b48 2803:f800:50::6ca2:c148 2a06:98c1:50::ac40:2148	bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sharon.ns.cloudflare.com	108.162.192.221 172.64.32.221 173.245.58.221 2606:4700:50::adf5:3add 2803:f800:50::6ca2:c0dd 2a06:98c1:50::ac40:20dd	sharon.ns.cloudflare.com sharon.ns.cloudflare.com sharon.ns.cloudflare.com sharon.ns.cloudflare.com sharon.ns.cloudflare.com sharon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records3 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.zoho.com	136.143.183.44 136.143.183.44 136.143.183.44 136.143.183.44 136.143.183.44 136.143.183.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44 204.141.43.44	mx.zohomail.com mx.zoho.com mx3.zoho.com mx2.zoho.com mx3.zohomail.com mx2.zohomail.com mx8.zoho.com mx2.zohomail.com mx3.zohomail.com mx6.zoho.com mx7.zoho.com mx2.zoho.com mx3.zoho.com mx.zoho.com mx.zohomail.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO
20	300s	mx2.zoho.com	204.141.33.44 204.141.33.44 204.141.33.44 204.141.33.44 204.141.33.44 204.141.33.44 204.141.33.44 204.141.33.44 204.141.33.44	mx3.zohomail.com mx7.zoho.com mx8.zoho.com mx2.zoho.com mx3.zoho.com mx.zoho.com mx.zohomail.com mx2.zohomail.com mx6.zoho.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO
50	300s	mx3.zoho.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	mx.zohomail.com mx.zoho.com mx3.zoho.com mx2.zoho.com mx8.zoho.com mx7.zoho.com mx6.zoho.com mx3.zohomail.com mx2.zohomail.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 131ms

TXT Record
v=spf1 mx include:zoho.com ~all
zoho-verification=zb14257210.zmverify.zoho.com

✉️ SPF

Policy	Record (teubner.dk)
~all (soft fail)	v=spf1 mx include:zoho.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)

🔐 DNSSEC100ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413463915
Primary NS (MNAME)	bayan.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

24ms

A

34ms

MX

31ms

AAAA

33ms

TXT

131ms

CAA

33ms

HTTPS

29ms

TLSA

196ms

SOA

0ms

MTA-STS

42ms

DNSSEC

100ms

SRV

44ms

Total

1149ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 04:44:41	1149ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-25 23:46:23	9625ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-08-07 19:30:10	1245ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-07-03 06:36:39	2289ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-06-26 04:40:54	2478ms	2 NS 0 A 3 MX	🔓 Insecure	View
2026-06-18 02:02:54	1128ms	2 NS 0 A 3 MX	⚠️ Bogus	View