efficiencyindex.io - robtex.com
efficiencyindex.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 35.239.180.61🇺🇸 Google35.239.176.0/20 | ||||||
| PTR | 61.180.239.35.bc.googleusercontent.com | ||||||
| NS | ns-522.awsdns-01.net ⭐ | ||||||
| A | 2600:9000:5302:a00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-522.awsdns-01.net | ||||||
| A | 205.251.194.10🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-522.awsdns-01.net | ||||||
| NS | ns-1152.awsdns-16.org | ||||||
| A | 2600:9000:5304:8000::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1152.awsdns-16.org | ||||||
| A | 205.251.196.128🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1152.awsdns-16.org | ||||||
| NS | ns-1906.awsdns-46.co.uk | ||||||
| A | 2600:9000:5307:7200::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1906.awsdns-46.co.uk | ||||||
| A | 205.251.199.114🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1906.awsdns-46.co.uk | ||||||
| NS | ns-277.awsdns-34.com | ||||||
| A | 2600:9000:5301:1500::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-277.awsdns-34.com | ||||||
| A | 205.251.193.21🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-277.awsdns-34.com | ||||||
| SOA | ns-522.awsdns-01.netawsdns-hostmaster@amazon.com serial=1 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1785617106 | ||||||
Same first word
efficiencyindex.com |
efficiencyindex.io |
DNS History
5 records (5 active, 0 former)
●NSns-1152.awsdns-16.org2026-03-19 → 2026-08-01 · 2 obs
● 2026-08-01 21:10:52
●NSns-1906.awsdns-46.co.uk2026-03-19 → 2026-08-01 · 2 obs
● 2026-08-01 21:10:52
●NSns-277.awsdns-34.com2026-03-19 → 2026-08-01 · 2 obs
● 2026-08-01 21:10:52
●NSns-522.awsdns-01.net2026-03-19 → 2026-08-01 · 2 obs
● 2026-08-01 21:10:52
●A35.239.180.612026-03-19 → 2026-08-01 · 2 obs
● 2026-08-01 21:10:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| efficiencyindex.io | ns-277.awsdns-34.com, ns-1906.awsdns-46.co.uk, ns-1152.awsdns-16.org, ns-522.awsdns-01.net | - |
✅ Authoritative Response
Server:205.251.194.10
NS records: ns-277.awsdns-34.com, ns-1906.awsdns-46.co.uk, ns-1152.awsdns-16.org, ns-522.awsdns-01.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for efficiencyindex.io (unsigned zone)
⏱️ Timing
Total: 313ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 35.239.180.61 |
| NS | 4 | ns-1152.awsdns-16.org, ns-1906.awsdns-46.co.uk... |
| SOA | 1 | ns-522.awsdns-01.net awsdns-hostmaster.a |
Analysis
IP Addresses
efficiencyindex.io points to a single IP number: 35.239.180.61.
61.180.239.35.bc.googleusercontent.com, logicmonitor.net and nextgenlm.wpengine.com are examples of other host names that share IP numbers with efficiencyindex.io.
Name Servers
efficiencyindex.io has four authoritative name servers: ns-277.awsdns-34.com, ns-522.awsdns-01.net, ns-1152.awsdns-16.org and ns-1906.awsdns-46.co.uk.
efficiencyindex.io has at least partial name server overlap with other domains, such as d1oki4ktuvk6n4.cloudfront.net, zupeestudio.com, autosky.cloud and two others.
It is common to find these name servers paired with the name servers ns-673.awsdns-20.net, ns-1246.awsdns-27.org, a.ns.neolane.net and b.ns.neolane.net.
ns-277.awsdns-34.com, ns-522.awsdns-01.net, ns-1152.awsdns-16.org and ns-1906.awsdns-46.co.uk all point to exactly two IP numbers each: ns-277.awsdns-34.com → 205.251.193.21 and 2600:9000:5301:1500::1; ns-522.awsdns-01.net → 205.251.194.10 and 2600:9000:5302:a00::1; ns-1152.awsdns-16.org → 205.251.196.128 and 2600:9000:5304:8000::1; ns-1906.awsdns-46.co.uk → 205.251.199.114 and 2600:9000:5307:7200::1.