beta.etd.cisco.com - robtex.com
beta.etd.cisco.com
| DNSSEC | ⚠️ Not signed | ||||||
| MX | mx.beta.etd.cisco.com ⭐ | ||||||
| A | 18.208.116.83🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix | ||||||
| PTR | mx.beta.etd.cisco.com | ||||||
| A | 52.7.77.68🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix | ||||||
| PTR | mx.beta.etd.cisco.com | ||||||
| A | 98.85.98.88🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix | ||||||
| PTR | mx.beta.etd.cisco.com | ||||||
| TXT | v=spf1 include:spf.beta.etd.cisco.com -all | ||||||
etd.cisco.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-498.awsdns-62.com ⭐ | ||||||
| NS | ns-1456.awsdns-54.org | ||||||
| NS | ns-1941.awsdns-50.co.uk | ||||||
| NS | ns-540.awsdns-03.net | ||||||
| MX | inbound-smtp.us-east-1.amazonaws.com ⭐ | ||||||
| TXT | MS=ms81130976 | ||||||
| TXT | v=spf1 include:amazonses.com ~all | ||||||
| SOA | ns-498.awsdns-62.comawsdns-hostmaster@amazon.com serial=1 | ||||||
WOT: SAFE (93/100)
Subdomains
mx.beta.etd.cisco.com |
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●MXmx.beta.etd.cisco.com2026-03-13 → 2026-04-12 · 2 obs
● 2026-04-12 08:06:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cisco.com | ns1.cisco.com, ns2.cisco.com, a3-64.akam.net, a28-64.akam.net... | 6 records |
| etd.cisco.com | ns-498.awsdns-62.com, ns-1456.awsdns-54.org, ns-540.awsdns-03.net, ns-1941.awsdns-50.co.uk | - |
✅ Authoritative Response
Server:205.251.199.149
NS records: ns-498.awsdns-62.com, ns-1456.awsdns-54.org, ns-540.awsdns-03.net, ns-1941.awsdns-50.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cisco.com (unsigned zone)
⏱️ Timing
Total: 400ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 1 | mx.beta.etd.cisco.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.beta.etd.cisco.com -a |
📌 Glue Records Collected
Total: 6
In-bailiwick: 6 (ns1.cisco.com, ns1.cisco.com, ns2.cisco.com...)
Analysis
Hierarchy
beta.etd.cisco.com is parent of mx.beta.etd.cisco.com.
Mail Servers
beta.etd.cisco.com is served by a single mail server, mx.beta.etd.cisco.com.
beta.etd.cisco.com shares the same mail server setup as other domains, for instance jjitsstage.com.
beta.etd.cisco.com shares at least some mail servers with other domains, for instance nihdev.cit.nih.gov and life-elevated.net.
These mail servers are commonly used with nihcesxway7.nihdev.cit.nih.gov, nihcesxwayst07.nihdev.cit.nih.gov and mx2.hc3960-18.iphmx.com.
Host mx.beta.etd.cisco.com points to three IP numbers: 18.208.116.83, 52.7.77.68 and 98.85.98.88.