mx.beta.etd.cisco.com - robtex.com

mx.beta.etd.cisco.com

DNSSEC⚠️ Not signed
A18.208.116.83πŸ‡ΊπŸ‡Έ Amazon18.208.0.0/13 EC2 IAD prefix
PTRmx.beta.etd.cisco.com
A52.7.77.68πŸ‡ΊπŸ‡Έ Amazon52.4.0.0/14 EC2 IAD prefix
A98.85.98.88πŸ‡ΊπŸ‡Έ Amazon98.80.0.0/13 EC2 IAD Prefix

beta.etd.cisco.com

DNSSEC⚠️ Not signed
MXmx.beta.etd.cisco.com ⭐
TXTv=spf1 include:spf.beta.etd.cisco.com -all
WOT: SAFE (74/100)
WOT: SAFE (93/100)

PTR for

MX for

Same first word

Similar names

DNS History

3 records (3 active, 0 former)

A18.208.116.8352.7.77.6898.85.98.88
●A18.208.116.832026-03-10 β†’ 2026-04-12 Β· 2 obs
● 2026-03-10 04:43:28
● 2026-04-12 11:54:30
●A52.7.77.682026-03-10 β†’ 2026-04-12 Β· 2 obs
● 2026-03-10 04:43:28
● 2026-04-12 11:54:30
●A98.85.98.882026-03-10 β†’ 2026-04-12 Β· 2 obs
● 2026-03-10 04:43:28
● 2026-04-12 11:54:30

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net...-
cisco.comns1.cisco.com, ns2.cisco.com, a3-64.akam.net, a28-64.akam.net...6 records
etd.cisco.comns-1941.awsdns-50.co.uk, ns-1456.awsdns-54.org, ns-498.awsdns-62.com, ns-540.awsdns-03.net-

βœ… Authoritative Response

Server:205.251.199.149

NS records: ns-1941.awsdns-50.co.uk, ns-1456.awsdns-54.org, ns-498.awsdns-62.com, ns-540.awsdns-03.net

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cisco.com (unsigned zone)

⏱️ Timing

Total: 360ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A398.85.98.88, 52.7.77.68...

πŸ“Œ Glue Records Collected

Total: 6

In-bailiwick: 6 (ns1.cisco.com, ns1.cisco.com, ns2.cisco.com...)

Analysis

Mail Server Role

mx.beta.etd.cisco.com serves mail for life-elevated.net, beta.etd.cisco.com, jjitsstage.com and nihdev.cit.nih.gov.

mx2.hc3960-18.iphmx.com, nihcesxway7.nihdev.cit.nih.gov and nihcesxwayst07.nihdev.cit.nih.gov are commonly used as mail servers together with mx.beta.etd.cisco.com.

IP Addresses

Three IP numbers (18.208.116.83, 52.7.77.68 and 98.85.98.88) are pointed to by mx.beta.etd.cisco.com.