opcontech.com - dns.ninja
opcontech.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=1783159851 | ||||||
Same first word
opcontech.com |
Similar names
DNS History
23 records (6 active, 17 former)
○NSdns1.name-services.com2015-06-22 → 2018-09-10 · 4 obs
● 2018-09-10 00:59:34
○ 2026-03-25 07:38:52
○ 2026-07-04 10:31:58
○NSdns2.name-services.com2015-06-22 → 2018-09-10 · 4 obs
● 2018-09-10 00:59:34
○ 2026-03-25 07:38:52
○ 2026-07-04 10:31:58
○NSdns3.name-services.com2015-06-22 → 2018-09-10 · 4 obs
● 2018-09-10 00:59:34
○ 2026-03-25 07:38:52
○ 2026-07-04 10:31:58
○NSdns4.name-services.com2015-06-22 → 2018-09-10 · 4 obs
● 2018-09-10 00:59:34
○ 2026-03-25 07:38:52
○ 2026-07-04 10:31:58
○NSdns5.name-services.com2015-06-22 → 2018-09-10 · 4 obs
● 2018-09-10 00:59:34
○ 2026-03-25 07:38:52
○ 2026-07-04 10:31:58
●NSns-1300.awsdns-34.org2026-05-30 → 2026-07-04 · 3 obs
● 2026-05-30 03:24:24
● 2026-07-04 10:31:58
●NSns-1781.awsdns-30.co.uk2026-05-30 → 2026-07-04 · 3 obs
● 2026-05-30 03:24:24
● 2026-07-04 10:31:58
●NSns-89.awsdns-11.com2026-05-30 → 2026-07-04 · 3 obs
● 2026-05-30 03:24:24
● 2026-07-04 10:31:58
●NSns-947.awsdns-54.net2026-05-30 → 2026-07-04 · 3 obs
● 2026-05-30 03:24:24
● 2026-07-04 10:31:58
○NSns1.dnsimple.com2026-03-25 → 2026-05-27 · 5 obs
● 2026-03-25 07:38:52
● 2026-05-27 04:44:38
○ 2026-05-30 03:24:24
○ 2026-07-04 10:31:58
○NSns2.dnsimple.com2026-03-25 → 2026-05-27 · 5 obs
● 2026-03-25 07:38:52
● 2026-05-27 04:44:38
○ 2026-05-30 03:24:24
○ 2026-07-04 10:31:58
○NSns3.dnsimple.com2026-03-25 → 2026-05-27 · 5 obs
● 2026-03-25 07:38:52
● 2026-05-27 04:44:38
○ 2026-05-30 03:24:24
○ 2026-07-04 10:31:58
○NSns4.dnsimple-edge.org2026-03-25 → 2026-04-02 · 5 obs
● 2026-03-25 07:38:52
● 2026-04-02 12:02:06
○ 2026-05-25 10:01:30
○ 2026-07-04 10:31:58
○NSns4.dnsimple.com2026-03-25 → 2026-05-27 · 5 obs
● 2026-03-25 07:38:52
● 2026-05-27 04:44:38
○ 2026-05-30 03:24:24
○ 2026-07-04 10:31:58
○MXinbound-smtp.us-east-1.amazonaws.com2026-03-25 → 2026-04-02 · 5 obs
● 2026-03-25 07:38:52
● 2026-04-02 12:02:06
○ 2026-05-25 10:01:30
○ 2026-07-04 10:31:58
●MXmx01.mail.icloud.com2026-05-30 → 2026-07-04 · 3 obs
● 2026-05-30 03:24:24
● 2026-07-04 10:31:58
●MXmx02.mail.icloud.com2026-05-30 → 2026-07-04 · 3 obs
● 2026-05-30 03:24:24
● 2026-07-04 10:31:58
○MXmx1.emailsrvr.com2015-06-22 → 2018-09-10 · 4 obs
● 2018-09-10 00:59:34
○ 2026-03-25 07:38:52
○ 2026-07-04 10:31:58
○MXmx2.emailsrvr.com2015-06-22 → 2018-09-10 · 4 obs
● 2018-09-10 00:59:34
○ 2026-03-25 07:38:52
○ 2026-07-04 10:31:58
○A3.131.150.692026-03-25 → 2026-04-02 · 5 obs
● 2026-03-25 07:38:52
● 2026-04-02 12:02:06
○ 2026-05-25 10:01:30
○ 2026-07-04 10:31:58
○A98.124.198.12015-06-22 → 2015-11-04 · 4 obs
● 2015-11-04 04:31:42
○ 2016-01-20 21:24:58
○ 2026-07-04 10:31:58
○A98.124.199.12015-06-22 → 2015-06-22 · 3 obs
○ 2015-11-04 04:31:42
○ 2026-07-04 10:31:58
○A98.124.199.252016-01-20 → 2018-09-10 · 5 obs
● 2016-01-20 21:24:58
● 2018-09-10 00:59:34
○ 2026-03-25 07:38:52
○ 2026-07-04 10:31:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| opcontech.com | ns-89.awsdns-11.com, ns-947.awsdns-54.net, ns-1781.awsdns-30.co.uk, ns-1300.awsdns-34.org | 2 records |
✅ Authoritative Response
Server:205.251.192.89
NS records: ns-89.awsdns-11.com, ns-947.awsdns-54.net, ns-1781.awsdns-30.co.uk, ns-1300.awsdns-34.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opcontech.com (unsigned zone)
⏱️ Timing
Total: 450ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1300.awsdns-34.org, ns-1781.awsdns-30.co.uk... |
| MX | 2 | mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10) |
| TXT | 2 | apple-domain=7G7vfoMCxVkjUNIi, v=spf1 include:icloud.com ~all |
| SOA | 1 | ns-1300.awsdns-34.org awsdns-hostmaster. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-89.awsdns-11.com, ns-89.awsdns-11.com)
Analysis
Name Servers
opcontech.com has four authoritative name servers: ns-89.awsdns-11.com, ns-947.awsdns-54.net, ns-1300.awsdns-34.org and ns-1781.awsdns-30.co.uk.
The name servers of opcontech.com overlap at least partially with those of other domains — among them aractng.com, 185.180.23.in-addr.arpa, cornerstoneconnect.info and two more.
These name servers commonly appear in delegations together with ns-1294.awsdns-33.org, ns-294.awsdns-36.com, ns-1982.awsdns-55.co.uk and 7 other.
Each of the four hosts ns-89.awsdns-11.com, ns-947.awsdns-54.net, ns-1300.awsdns-34.org and ns-1781.awsdns-30.co.uk has two IP addresses. ns-89.awsdns-11.com points to 205.251.192.89 and 2600:9000:5300:5900::1. ns-947.awsdns-54.net points to 205.251.195.179 and 2600:9000:5303:b300::1. ns-1300.awsdns-34.org points to 205.251.197.20 and 2600:9000:5305:1400::1. ns-1781.awsdns-30.co.uk points to 205.251.198.245 and 2600:9000:5306:f500::1.
Mail Servers
opcontech.com has two mail servers: mx01.mail.icloud.com and mx02.mail.icloud.com.
opcontech.com shares the same mail server setup as other domains, including nickswanson.com, codebluepc.com, shawnawalker.com and two others.
The mail servers of opcontech.com overlap at least partially with those of other domains, including ravi.be, blackfishlabs.com and sizewall.com.
Host names with 6 IP numbers:
mx01.mail.icloud.com points to 17.42.251.62, 17.56.9.31, 17.57.152.5 and 3 other IP addresses.
mx02.mail.icloud.com points to 17.42.251.62, 17.56.9.31, 17.57.152.5 and 3 other IP addresses.
The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.42.251.62 IP addresses.
The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.56.9.31 IP addresses.
The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.57.152.5 IP addresses.
The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.57.154.33 IP addresses.
The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.57.155.25 IP addresses.
The host names mx01.mail.icloud.com and mx02.mail.icloud.com both resolve to 17.57.156.30 IP addresses.