calcs4u.com - robtex.com
Search for stuff
calcs4u.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.130.141.236🇺🇸 Amazon | ||||||
| PTR | ec2-3-130-141-236.us-east-2.compute.amazonaws.com | ||||||
| A | 18.190.15.34🇺🇸 Amazon | ||||||
| NS | ns-324.awsdns-40.com ⭐ | ||||||
| A | 2600:9000:5301:4400::1🇺🇸 Amazon | ||||||
| PTR | ns-324.awsdns-40.com | ||||||
| A | 205.251.193.68🇺🇸 Amazon | ||||||
| PTR | ns-324.awsdns-40.com | ||||||
| NS | ns-1204.awsdns-22.org | ||||||
| A | 2600:9000:5304:b400::1🇺🇸 Amazon | ||||||
| PTR | ns-1204.awsdns-22.org | ||||||
| A | 205.251.196.180🇺🇸 Amazon | ||||||
| PTR | ns-1204.awsdns-22.org | ||||||
| NS | ns-1620.awsdns-10.co.uk | ||||||
| A | 2600:9000:5306:5400::1🇺🇸 Amazon | ||||||
| PTR | ns-1620.awsdns-10.co.uk | ||||||
| A | 205.251.198.84🇺🇸 Amazon | ||||||
| PTR | ns-1620.awsdns-10.co.uk | ||||||
| NS | ns-647.awsdns-16.net | ||||||
| A | 2600:9000:5302:8700::1🇺🇸 Amazon | ||||||
| PTR | ns-647.awsdns-16.net | ||||||
| A | 205.251.194.135🇺🇸 Amazon | ||||||
| PTR | ns-647.awsdns-16.net | ||||||
| SOA | ns-324.awsdns-40.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=1770918430 | ||||||
Same first word
calcs4u.com |
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| calcs4u.com | ns-647.awsdns-16.net, ns-324.awsdns-40.com, ns-1620.awsdns-10.co.uk, ns-1204.awsdns-22.org | 1 record |
✅ Authoritative Response
Server: 205.251.196.180
NS records: ns-647.awsdns-16.net, ns-324.awsdns-40.com, ns-1620.awsdns-10.co.uk, ns-1204.awsdns-22.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for calcs4u.com (unsigned zone)
⏱️ Timing
Total: 365ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.130.141.236, 18.190.15.34 |
| NS | 4 | ns-1204.awsdns-22.org, ns-1620.awsdns-10.co.uk... |
| SOA | 1 | ns-324.awsdns-40.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-324.awsdns-40.com)
AI analysis
calcs4u.com resolves to two IP numbers: 3.130.141.236 and 18.190.15.34.
Other host names, such as aa-ag.com, share IP numbers with calcs4u.com.
calcs4u.com's delegation is handled by four name servers: ns-324.awsdns-40.com, ns-647.awsdns-16.net, ns-1204.awsdns-22.org and ns-1620.awsdns-10.co.uk.
calcs4u.com partially shares name servers with other domains; examples include patta.org, radiogaga.ro, d1v8ozmonvrnh3.cloudfront.net, d2o72rqj0as03x.cloudfront.net and ssfs.se.
These name servers are commonly used alongside ns-756.awsdns-30.net, ns-1116.awsdns-11.org, ns-1641.awsdns-13.co.uk, ns-899.awsdns-48.net, ns-1590.awsdns-06.co.uk, ns-1928.awsdns-49.co.uk, ns-42.awsdns-05.com, ns-279.awsdns-34.com, ns-954.awsdns-55.net and ns-1622.awsdns-10.co.uk.
Host names with two IPs:
ns-324.awsdns-40.com points to 2600:9000:5301:4400::1 and 205.251.193.68
ns-647.awsdns-16.net points to 2600:9000:5302:8700::1 and 205.251.194.135
ns-1204.awsdns-22.org points to 2600:9000:5304:b400::1 and 205.251.196.180
ns-1620.awsdns-10.co.uk points to 2600:9000:5306:5400::1 and 205.251.198.84