opt-cnet.com - robtex.com
opt-cnet.com
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 | ||||||
Similar names
DNS History
13 records (13 active, 0 former)
●NSns-1.awsdns-00.com2017-05-11 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●NSns-1231.awsdns-25.org2017-05-11 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●NSns-2025.awsdns-61.co.uk2017-05-11 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●NSns-870.awsdns-44.net2017-05-11 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●MXinbound-smtp.us-east-1.amazonaws.com2026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●A3.5.155.1992026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●A3.5.157.02026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●A3.5.157.1282026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●A3.5.157.632026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●A3.5.159.1712026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●A52.219.150.592026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●A52.219.151.1112026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
●A52.219.151.192026-03-10 → 2026-03-10 · 2 obs
● 2026-03-10 11:26:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net... | - |
| opt-cnet.com | ns-1.awsdns-00.com, ns-870.awsdns-44.net, ns-1231.awsdns-25.org, ns-2025.awsdns-61.co.uk | 1 record |
✅ Authoritative Response
Server: 205.251.192.1
NS records: ns-1.awsdns-00.com, ns-870.awsdns-44.net, ns-1231.awsdns-25.org, ns-2025.awsdns-61.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opt-cnet.com (unsigned zone)
⏱️ Timing
Total: 144ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 8 | 3.5.157.119, 3.5.159.104... |
| NS | 4 | ns-1.awsdns-00.com, ns-1231.awsdns-25.org... |
| MX | 1 | inbound-smtp.us-east-1.amazonaws.com (pr |
| SOA | 1 | ns-1.awsdns-00.com awsdns-hostmaster.ama |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-1.awsdns-00.com)
Analysis
IP Addresses
Eight IP numbers are pointed to by opt-cnet.com: 3.5.155.199, 3.5.157.0, 3.5.157.63, 3.5.157.128, 3.5.159.171, 52.219.150.59, 52.219.151.19 and 52.219.151.111.
Other host names such as goodgps.net, nirf.jp, www.parcocard.jp, www.battery-anime.com and closers.jp share IPs with opt-cnet.com.
Name Servers
opt-cnet.com is delegated to four name servers: ns-1.awsdns-00.com, ns-870.awsdns-44.net, ns-1231.awsdns-25.org and ns-2025.awsdns-61.co.uk.
opt-cnet.com at least partially shares name servers with other domains, for instance pinpoc.com, d7dalpuvexuah.cloudfront.net, be-smart.ch, dzay3wbkiy7d9.cloudfront.net and govdoc.org.
These name servers are commonly used together with ns-243.awsdns-30.com, ns-806.awsdns-36.net and ns-1725.awsdns-23.co.uk.
Host names with two IP numbers: ns-1.awsdns-00.com points to 2600:9000:5300:100::1 and 205.251.192.1; ns-870.awsdns-44.net points to 2600:9000:5303:6600::1 and 205.251.195.102; ns-1231.awsdns-25.org points to 2600:9000:5304:cf00::1 and 205.251.196.207; ns-2025.awsdns-61.co.uk points to 2600:9000:5307:e900::1 and 205.251.199.233.
Mail Servers
opt-cnet.com is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.
The mail server setup for opt-cnet.com matches that of other domains, for instance neigbrs.com, brownstonetutors.tech, luckrack.com, roadstr.io and code2040family.slack.com.
opt-cnet.com shares at least partially some mail servers with other domains, including idselectronics.atlassian.net, arelle.atlassian.net, dsginet.net, stratengllc.atlassian.net and tourismus.atlassian.net.
these mail servers are often used together with mail servers inbound-smtp.us-west-2.amazonaws.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
Host inbound-smtp.us-east-1.amazonaws.com points to five IPs: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.