firstclasslimo.dk DNS records

🖥️ Nameservers3 records 67ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.contabo.net	2a02:c207:ff00:1200::1 5.180.150.13	— ns1.contabo.net	AS51167 Contabo GmbH AS51167 Contabo GmbH
ns2.contabo.net	195.179.224.10 2a02:c202:5028:1200::1	ns2.contabo.net —	AS51167 Contabo GmbH AS51167 Contabo GmbH
ns3.contabo.net	209.126.15.15 2605:a140:5028:1200::1	ns3.contabo.net —	AS40021 Contabo Inc. AS40021 Contabo Inc.

🌍 A Records1 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
38.242.239.243	86400s	vmi1293175.contaboserver.net	AS51167	Contabo GmbH	38.242.192.0/18	🇫🇷 France	Lauterbourg

📧 MX Records3 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mx.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	mx7.zoho.com mx6.zoho.com mx3.zohomail.com mx2.zohomail.com mx.zohomail.com mx.zoho.com mx3.zoho.com mx2.zoho.com mx8.zoho.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO
20	86400s	mx2.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	mx.zoho.com mx2.zoho.com mx.zohomail.com mx3.zohomail.com mx2.zohomail.com mx3.zoho.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO
50	86400s	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	mx8.zoho.com mx7.zoho.com mx6.zoho.com mx3.zohomail.com mx2.zohomail.com mx.zohomail.com mx.zoho.com mx3.zoho.com mx2.zoho.com	AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO AS2639 ZOHO

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	38.242.239.243
🔶 Autoconfig	38.242.239.243

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 318ms

TXT Record
v=spf1 include:zohomail.com ~all
zoho-verification=zb83661692.zmverify.zoho.com

✉️ SPF

Policy	Record (firstclasslimo.dk)
~all (soft fail)	v=spf1 include:zohomail.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)

🔐 DNSSEC223ms

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	1786289678
Primary NS (MNAME)	ns1.contabo.net
Responsible (RNAME)	hostmaster@contabo.de
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

67ms

A

68ms

MX

68ms

AAAA

68ms

TXT

318ms

CAA

78ms

HTTPS

93ms

TLSA

344ms

SOA

0ms

MTA-STS

116ms

DNSSEC

223ms

SRV

194ms

Total

1398ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 10:28:22	3276ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-30 08:40:54	2861ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-27 16:48:37	1706ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-26 16:09:46	1233ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-24 13:51:30	2036ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-23 06:57:11	1293ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-22 06:34:12	3170ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-21 06:19:28	3224ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-20 05:44:04	17298ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-19 04:00:42	3473ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-17 15:51:11	3105ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-16 00:24:51	4408ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-14 18:17:18	4451ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-12 07:51:35	4580ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-10 22:54:06	9355ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-09 17:34:39	1398ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-07 08:34:24	1519ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-08-05 15:11:16	1156ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-27 23:49:01	9192ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-26 23:25:49	1749ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-25 23:01:28	1371ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-24 22:58:09	2180ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-23 21:55:41	9453ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-22 20:36:25	1228ms	3 NS 1 A 3 MX	🔓 Insecure	View
2026-07-21 17:47:05	2234ms	3 NS 1 A 3 MX	🔓 Insecure	View