contactcfa.com - robtex.com
contactcfa.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-336.awsdns-42.com ⭐ | ||||||
| A | 2600:9000:5301:5000::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-336.awsdns-42.com | ||||||
| A | 205.251.193.80🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-336.awsdns-42.com | ||||||
| NS | ns-1334.awsdns-38.org | ||||||
| A | 2600:9000:5305:3600::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1334.awsdns-38.org | ||||||
| A | 205.251.197.54🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1334.awsdns-38.org | ||||||
| NS | ns-1865.awsdns-41.co.uk | ||||||
| A | 2600:9000:5307:4900::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1865.awsdns-41.co.uk | ||||||
| A | 205.251.199.73🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1865.awsdns-41.co.uk | ||||||
| NS | ns-748.awsdns-29.net | ||||||
| A | 2600:9000:5302:ec00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-748.awsdns-29.net | ||||||
| A | 205.251.194.236🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-748.awsdns-29.net | ||||||
| SOA | ns-336.awsdns-42.comawsdns-hostmaster@amazon.com serial=1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
contactcfa.com |
DNS History
4 records (4 active, 0 former)
●NSns-1334.awsdns-38.org2026-03-17 → 2026-03-18 · 2 obs
● 2026-03-18 17:49:12
●NSns-1865.awsdns-41.co.uk2026-03-17 → 2026-03-18 · 2 obs
● 2026-03-18 17:49:12
●NSns-336.awsdns-42.com2026-03-17 → 2026-03-18 · 2 obs
● 2026-03-18 17:49:12
●NSns-748.awsdns-29.net2026-03-17 → 2026-03-18 · 2 obs
● 2026-03-18 17:49:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net... | - |
| contactcfa.com | ns-748.awsdns-29.net, ns-336.awsdns-42.com, ns-1865.awsdns-41.co.uk, ns-1334.awsdns-38.org | 1 record |
✅ Authoritative Response
Server: 205.251.193.80
NS records: ns-748.awsdns-29.net, ns-336.awsdns-42.com, ns-1865.awsdns-41.co.uk, ns-1334.awsdns-38.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contactcfa.com (unsigned zone)
⏱️ Timing
Total: 256ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1334.awsdns-38.org, ns-1865.awsdns-41.co.uk... |
| SOA | 1 | ns-336.awsdns-42.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-336.awsdns-42.com)
Analysis
Name Servers
contactcfa.com is delegated to four name servers: ns-336.awsdns-42.com, ns-748.awsdns-29.net, ns-1334.awsdns-38.org and ns-1865.awsdns-41.co.uk.
contactcfa.com shares name servers with other domains at least partially, for example isomer.us, fasalsetu.com, ravensword.com, xander.dog and showboat.live.
these name servers are commonly used with the name servers ns-1701.awsdns-20.co.uk, ns3.vortala.com, ns4.vortala.com, ns5.vortala.com, ns6.vortala.com, ns-766.awsdns-31.net, ns-1154.awsdns-16.org, ns-908.awsdns-49.net and ns-1540.awsdns-00.co.uk.
Host names with two IP numbers:
ns-336.awsdns-42.com points to: 2600:9000:5301:5000::1 and 205.251.193.80
ns-748.awsdns-29.net points to: 2600:9000:5302:ec00::1 and 205.251.194.236
ns-1334.awsdns-38.org points to: 2600:9000:5305:3600::1 and 205.251.197.54
ns-1865.awsdns-41.co.uk points to: 2600:9000:5307:4900::1 and 205.251.199.73