mail.j21.com - robtex.com

mail.j21.com

CNAMEurl.gname.net
DNSSEC⚠️ Not signed
A172.65.235.97🇺🇸 Cloudflare172.65.224.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US

j21.com

CNAMEurl.gname.net
DNSSEC⚠️ Not signed
A172.65.235.97🇺🇸 Cloudflare172.65.224.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US

Previously MX for

j21.com

Same first word

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DNS History

3 records (1 active, 2 former)

200920112013201520172019202120232025A61.215.199.15CNAMEurl.gname.netsp.gname.net
○A61.215.199.152008-12-16 → 2016-12-14 · 3 obs
● 2008-12-16 10:07:48
● 2016-12-14 02:18:52
○ 2026-03-09 09:40:46
○CNAMEsp.gname.net2026-03-09 → 2026-03-09 · 1 obs
○ 2026-03-09 09:40:46
●CNAMEurl.gname.net2026-03-09 → 2026-03-09 · 1 obs
● 2026-03-09 09:40:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
j21.comb4.share-dns.net, a4.share-dns.com1 record

✅ Authoritative Response

Server: 172.64.53.25

NS records: b4.share-dns.net, a4.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for j21.com (unsigned zone)

⏱️ Timing

Total: 751ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1url.gname.net

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a4.share-dns.com)

Analysis

IP Addresses

mail.j21.com resolves to one IP number: 172.65.235.97.

Other host names, for instance get.nic.ec.cc, get.nic.us.cc, get.nic.eu.cc, get.nic.uk.cc and get.nic.gu.cc share IP numbers with mail.j21.com.