rca4u.com - robtex.com
rca4u.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.234.157.206🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix | ||||||
| PTR | ec2-54-234-157-206.compute-1.amazonaws.com | ||||||
| A | 54.243.54.68🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix | ||||||
| NS | ns-67.awsdns-08.com ⭐ | ||||||
| A | 2600:9000:5300:4300::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-67.awsdns-08.com | ||||||
| A | 205.251.192.67🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-67.awsdns-08.com | ||||||
| NS | ns-1273.awsdns-31.org | ||||||
| A | 2600:9000:5304:f900::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1273.awsdns-31.org | ||||||
| A | 205.251.196.249🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1273.awsdns-31.org | ||||||
| NS | ns-1927.awsdns-48.co.uk | ||||||
| A | 2600:9000:5307:8700::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1927.awsdns-48.co.uk | ||||||
| A | 205.251.199.135🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1927.awsdns-48.co.uk | ||||||
| NS | ns-632.awsdns-15.net | ||||||
| A | 2600:9000:5302:7800::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-632.awsdns-15.net | ||||||
| A | 205.251.194.120🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-632.awsdns-15.net | ||||||
| SOA | ns-67.awsdns-08.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=1776030947 | ||||||
Same first word
rca4u.com |
Similar names
DNS History
8 records (6 active, 2 former)
●NSns-1273.awsdns-31.org2026-03-14 → 2026-04-12 · 2 obs
● 2026-04-12 21:57:48
●NSns-1927.awsdns-48.co.uk2026-03-14 → 2026-04-12 · 2 obs
● 2026-04-12 21:57:48
●NSns-632.awsdns-15.net2026-03-14 → 2026-04-12 · 2 obs
● 2026-04-12 21:57:48
●NSns-67.awsdns-08.com2026-03-14 → 2026-04-12 · 2 obs
● 2026-04-12 21:57:48
○A13.216.0.1562026-03-14 → 2026-03-14 · 2 obs
○ 2026-04-12 21:57:48
○A23.23.226.2352026-03-14 → 2026-03-14 · 2 obs
○ 2026-04-12 21:57:48
●A54.234.157.2062026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 21:57:48
●A54.243.54.682026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 21:57:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net... | - |
| rca4u.com | ns-67.awsdns-08.com, ns-632.awsdns-15.net, ns-1273.awsdns-31.org, ns-1927.awsdns-48.co.uk | 1 record |
✅ Authoritative Response
Server:205.251.199.135
NS records: ns-67.awsdns-08.com, ns-632.awsdns-15.net, ns-1273.awsdns-31.org, ns-1927.awsdns-48.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rca4u.com (unsigned zone)
⏱️ Timing
Total: 431ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 54.234.157.206, 54.243.54.68 |
| NS | 4 | ns-1273.awsdns-31.org, ns-1927.awsdns-48.co.uk... |
| SOA | 1 | ns-67.awsdns-08.com awsdns-hostmaster.am |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-67.awsdns-08.com)
Analysis
IP Addresses
rca4u.com points to two IPs: 54.234.157.206 and 54.243.54.68.
Other host names, for example, ec2-54-243-54-68.compute-1.amazonaws.com share IP numbers with rca4u.com.
Name Servers
rca4u.com is delegated to four name servers: ns-67.awsdns-08.com, ns-632.awsdns-15.net, ns-1273.awsdns-31.org and ns-1927.awsdns-48.co.uk.
rca4u.com at least partially shares name servers with other domains such as derbyshire-aggregates.co.uk, dinosaursofthefuture.com, ccpe.ca, eu.context.cloud.sap and tabsrl.com.
Host names with two IP numbers:
ns-67.awsdns-08.com points to 2600:9000:5300:4300::1 and 205.251.192.67
ns-632.awsdns-15.net points to 2600:9000:5302:7800::1 and 205.251.194.120
ns-1273.awsdns-31.org points to 2600:9000:5304:f900::1 and 205.251.196.249
ns-1927.awsdns-48.co.uk points to 2600:9000:5307:8700::1 and 205.251.199.135