optimclass.com - dns.ninja
optimclass.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=1788807573 | ||||||
Subdomains
www.optimclass.com |
Same first word
optimclass.com |
Similar names
Previous names
Next names
DNS History
69 records (17 active, 52 former)
○NSdns14.ovh.net2017-12-07 → 2017-12-07 · 3 obs
○ 2026-08-31 14:51:06
○ 2026-09-07 19:29:10
●NSns-1117.awsdns-11.org2026-08-31 → 2026-09-07 · 3 obs
● 2026-08-31 14:51:06
● 2026-09-07 19:29:10
●NSns-1953.awsdns-52.co.uk2026-08-31 → 2026-09-07 · 3 obs
● 2026-08-31 14:51:06
● 2026-09-07 19:29:10
●NSns-394.awsdns-49.com2026-08-31 → 2026-09-07 · 3 obs
● 2026-08-31 14:51:06
● 2026-09-07 19:29:10
●NSns-995.awsdns-60.net2026-08-31 → 2026-09-07 · 3 obs
● 2026-08-31 14:51:06
● 2026-09-07 19:29:10
○NSns14.ovh.net2017-12-07 → 2017-12-07 · 3 obs
○ 2026-08-31 14:51:06
○ 2026-09-07 19:29:10
●MXalt1.aspmx.l.google.com2026-08-31 → 2026-09-07 · 3 obs
● 2026-08-31 14:51:06
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●MXalt2.aspmx.l.google.com2026-08-31 → 2026-09-07 · 3 obs
● 2026-08-31 14:51:06
● 2026-09-07 19:29:10
●MXaspmx.l.google.com2026-08-31 → 2026-09-07 · 3 obs
● 2026-08-31 14:51:06
● 2026-09-07 19:29:10
●MXaspmx2.googlemail.com2026-08-31 → 2026-09-07 · 3 obs
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●MXaspmx3.googlemail.com2026-08-31 → 2026-09-07 · 3 obs
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● 2026-09-07 19:29:10
○MXredirect.ovh.net2017-12-07 → 2017-12-07 · 3 obs
○ 2026-08-31 14:51:06
○ 2026-09-07 19:29:10
○A16.12.99.1872026-08-31 → 2026-08-31 · 4 obs
● 2026-08-31 14:51:06
○ 2026-09-04 01:07:32
○ 2026-09-07 19:29:10
●A16.15.32.1682026-09-07 → 2026-09-07 · 3 obs
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●A16.15.33.1662026-09-07 → 2026-09-07 · 3 obs
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○A16.15.34.1442026-08-31 → 2026-08-31 · 4 obs
● 2026-08-31 14:51:06
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○ 2026-09-07 19:29:10
○A16.15.34.1922026-09-04 → 2026-09-04 · 4 obs
● 2026-09-04 17:42:44
○ 2026-09-05 06:55:28
○ 2026-09-07 19:29:10
○A16.15.35.1472026-09-04 → 2026-09-04 · 4 obs
● 2026-09-04 01:46:20
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○A16.15.38.462026-09-04 → 2026-09-04 · 4 obs
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○A16.15.41.1452026-09-04 → 2026-09-04 · 4 obs
● 2026-09-04 01:07:32
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○A16.15.41.462026-09-04 → 2026-09-04 · 4 obs
● 2026-09-04 01:07:32
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●A16.15.42.1362026-09-07 → 2026-09-07 · 3 obs
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○A16.15.42.1942026-09-05 → 2026-09-05 · 4 obs
● 2026-09-05 06:55:28
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○A16.15.42.642026-08-31 → 2026-08-31 · 4 obs
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○A16.15.44.1142026-09-05 → 2026-09-05 · 4 obs
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○A213.186.33.52017-12-07 → 2017-12-07 · 3 obs
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●A3.5.78.2462026-09-07 → 2026-09-07 · 3 obs
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○A3.5.78.302026-08-31 → 2026-08-31 · 4 obs
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●A3.5.78.582026-09-07 → 2026-09-07 · 3 obs
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○A3.5.81.2032026-09-04 → 2026-09-04 · 4 obs
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●A3.5.81.542026-09-07 → 2026-09-07 · 3 obs
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●A3.5.82.342026-09-07 → 2026-09-07 · 3 obs
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○A3.5.84.2172026-08-31 → 2026-08-31 · 4 obs
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○ 2026-09-04 01:07:32
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○A3.5.87.1082026-09-05 → 2026-09-05 · 4 obs
● 2026-09-05 23:22:16
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○A3.5.87.982026-09-04 → 2026-09-04 · 4 obs
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○A52.218.132.1622026-09-04 → 2026-09-04 · 4 obs
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○A52.218.138.102026-09-04 → 2026-09-04 · 4 obs
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○A52.218.219.662026-09-05 → 2026-09-05 · 4 obs
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○A52.218.220.422026-09-05 → 2026-09-05 · 4 obs
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○A52.218.229.1302026-09-04 → 2026-09-04 · 4 obs
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○A52.218.233.1702026-08-31 → 2026-08-31 · 4 obs
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○ 2026-09-07 19:29:10
○A52.92.129.2112026-09-05 → 2026-09-05 · 4 obs
● 2026-09-05 06:55:28
○ 2026-09-05 23:22:16
○ 2026-09-07 19:29:10
○A52.92.133.1072026-09-05 → 2026-09-05 · 4 obs
● 2026-09-05 06:55:28
○ 2026-09-05 23:22:16
○ 2026-09-07 19:29:10
○A52.92.147.192026-09-05 → 2026-09-05 · 4 obs
● 2026-09-05 06:55:28
○ 2026-09-05 23:22:16
○ 2026-09-07 19:29:10
○A52.92.149.2432026-09-05 → 2026-09-05 · 4 obs
● 2026-09-05 06:55:28
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○ 2026-09-07 19:29:10
○A52.92.152.1552026-09-04 → 2026-09-04 · 4 obs
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○ 2026-09-07 19:29:10
○A52.92.153.1072026-09-04 → 2026-09-04 · 4 obs
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○A52.92.153.832026-09-05 → 2026-09-05 · 4 obs
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○A52.92.165.1632026-09-05 → 2026-09-05 · 4 obs
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○A52.92.165.752026-09-04 → 2026-09-04 · 4 obs
● 2026-09-04 01:07:32
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○A52.92.168.272026-09-05 → 2026-09-05 · 4 obs
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○A52.92.177.1152026-09-04 → 2026-09-04 · 4 obs
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○A52.92.178.1632026-09-04 → 2026-09-04 · 4 obs
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○A52.92.191.1152026-09-04 → 2026-09-04 · 4 obs
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○A52.92.192.432026-09-04 → 2026-09-04 · 4 obs
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○A52.92.194.2112026-09-04 → 2026-09-04 · 4 obs
● 2026-09-04 01:07:32
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●A52.92.195.2192026-09-07 → 2026-09-07 · 3 obs
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○A52.92.195.992026-08-31 → 2026-08-31 · 4 obs
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○A52.92.202.1952026-09-04 → 2026-09-04 · 4 obs
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○A52.92.202.32026-09-04 → 2026-09-04 · 4 obs
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○A52.92.208.1472026-09-04 → 2026-09-04 · 4 obs
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○A52.92.213.752026-09-05 → 2026-09-05 · 4 obs
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○A52.92.218.2032026-09-05 → 2026-09-05 · 4 obs
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○A52.92.225.1392026-09-05 → 2026-09-05 · 4 obs
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○A52.92.229.1632026-09-05 → 2026-09-05 · 4 obs
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○A52.92.229.352026-09-04 → 2026-09-04 · 4 obs
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○A52.92.230.1552026-09-04 → 2026-09-04 · 4 obs
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○A52.92.249.992026-08-31 → 2026-08-31 · 4 obs
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○A52.92.250.2432026-09-04 → 2026-09-04 · 4 obs
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🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| optimclass.com | ns-394.awsdns-49.com, ns-995.awsdns-60.net, ns-1117.awsdns-11.org, ns-1953.awsdns-52.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.193.138
NS records: ns-394.awsdns-49.com, ns-995.awsdns-60.net, ns-1117.awsdns-11.org, ns-1953.awsdns-52.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimclass.com (unsigned zone)
⏱️ Timing
Total: 1107ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 8 | 52.218.235.82, 52.92.208.91... |
| NS | 4 | ns-1117.awsdns-11.org, ns-1953.awsdns-52.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)... |
| TXT | 2 | google-site-verification=oK1GPPwtcnStmQg, v=spf1 include:_spf.google.com include:a |
| SOA | 1 | ns-995.awsdns-60.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-394.awsdns-49.com, ns-394.awsdns-49.com)
Analysis
Hierarchy
The domain www.optimclass.com falls under the parent optimclass.com.
IP Addresses
optimclass.com has 8 IP addresses — 3.5.78.58, 3.5.78.246, 3.5.81.54 and 5 more.
www.globalconquest.net, vmadesolutions.com, park212.com and two other host names share IP numbers with optimclass.com.
Name Servers
The authoritative name servers for optimclass.com are ns-394.awsdns-49.com, ns-995.awsdns-60.net, ns-1117.awsdns-11.org and ns-1953.awsdns-52.co.uk.
At least some of optimclass.com's name servers are shared with other domains, for example ryanfitzgerald.us, de2lueu9jhui8.cloudfront.net, nvsolarlease.com and two more.
It is common for these name servers to be used in conjunction with the name servers ns-18.awsdns-02.com, ns-1069.awsdns-05.org and ns-2037.awsdns-62.co.uk.
Four hostnames, each resolving to a pair of IP addresses: ns-394.awsdns-49.com directs to 205.251.193.138 and 2600:9000:5301:8a00::1; ns-995.awsdns-60.net directs to 205.251.195.227 and 2600:9000:5303:e300::1; ns-1117.awsdns-11.org directs to 205.251.196.93 and 2600:9000:5304:5d00::1; ns-1953.awsdns-52.co.uk directs to 205.251.199.161 and 2600:9000:5307:a100::1.
Mail Servers
optimclass.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
optimclass.com has at least partial mail server overlap with other domains such as flexfillpackaging.com, karamba.sk, frontpage.lv and two more.
These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.
Hostnames that resolve to two IP addresses:
aspmx2.googlemail.com resolves to 192.178.234.26 and 2800:3f0:4003:c14::1a.
aspmx3.googlemail.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx.l.google.com resolves to 192.178.155.26 and 2607:f8b0:4004:c21::1b.
alt1.aspmx.l.google.com resolves to 192.178.234.26 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.
The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 192.178.234.26 IP addresses.