mail.johash.com - robtex.com

mail.johash.com

DNSSEC⚠️ Not signed
A188.40.91.234🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1
PTRcad.crystalregistry.com

johash.com

DNSSEC⚠️ Not signed
A188.40.91.234🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1
NSns41.crystalregistry.com
NSns42.crystalregistry.com
MXmail.johash.com
TXTv=spf1 a mx ip4:188.40.91.234 ip6:2a01:4f8:221:1624:0:0:0:2 ~all
SOAns41.crystalregistry.comhostmaster@johash.com 2026-07-23 #0

MX for

Same first word

Similar names

DNS History

1 record (1 active, 0 former)

A188.40.91.234
A188.40.91.2342026-07-22 → 2026-07-26 · 2 obs
● 2026-07-22 16:15:54
● 2026-07-26 12:33:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
johash.comns42.crystalregistry.com, ns41.crystalregistry.com2 records

✅ Authoritative Response

Server:188.40.91.234

NS records: ns42.crystalregistry.com, ns41.crystalregistry.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for johash.com (unsigned zone)

⏱️ Timing

Total: 235ms | Queries: -

📄 Records

TypeCountSample Data
A1188.40.91.234

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns42.crystalregistry.com, ns41.crystalregistry.com)

Analysis

Mail Server Role

Mail for johash.com is routed through the mail server mail.johash.com.

IP Addresses

mail.johash.com has exactly one IP address — 188.40.91.234.

asvca.com, ns21.plutonqatar.com, metrointeriorsindia.com plus two other host names have IP numbers in common with mail.johash.com.