mail.rcb-sd.com - robtex.com

mail.rcb-sd.com

DNSSEC⚠️ Not signed
A78.128.60.4🇧🇬 TELEHOUSE-AS78.128.60.0/24 NS1
PTRs21.insec.cloud

rcb-sd.com

DNSSEC⚠️ Not signed
A78.128.60.4🇧🇬 TELEHOUSE-AS78.128.60.0/24 NS1
NSs21a.insec.cloud ⭐
NSs21.insec.cloud
MXmail.rcb-sd.com ⭐
TXTv=spf1 +mx +ip4:37.61.220.22 +ip4:78.128.60.4 include:spf-c.mailbaby.net -all
SOAs21a.insec.cloudmkhalid@insec-co.com 2026-02-13 #60

MX for

rcb-sd.com

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A78.128.60.4212.0.146.59
○A212.0.146.592015-07-21 → 2016-12-02 · 4 obs
● 2015-07-21 10:37:26
● 2016-12-02 02:52:58
○ 2026-03-11 17:50:22
○ 2026-04-27 02:47:36
●A78.128.60.42026-03-11 → 2026-04-27 · 3 obs
○ 2016-12-02 02:52:58
● 2026-03-11 17:50:22
● 2026-04-27 02:47:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
rcb-sd.coms21.insec.cloud, s21a.insec.cloud-

✅ Authoritative Response

Server:78.128.60.4

NS records: s21.insec.cloud, s21a.insec.cloud

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rcb-sd.com (unsigned zone)

⏱️ Timing

Total: 417ms | Queries: -

📄 Records

TypeCountSample Data
A178.128.60.4

Analysis

Mail Server Role

mail.rcb-sd.com serves as the mail server for rcb-sd.com.

IP Addresses

mail.rcb-sd.com points to a single IP: 78.128.60.4.

Other host names, for instance webmail.rcb-sd.com, cloud-a058fe.managed-vps.net, mail.kenana.sd, kscns1.insec.cloud and wnsc.sd share IP numbers with mail.rcb-sd.com.