csofl.com - dns.ninja
csofl.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=1786242684 | ||||||
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
●NSns1.leesar.com2026-03-10 → 2026-08-09 · 3 obs
● 2026-03-10 18:05:58
● 2026-08-09 02:49:06
●NSns2.leesar.com2026-03-10 → 2026-08-09 · 3 obs
● 2026-03-10 18:05:58
● 2026-08-09 02:49:06
○NSns81.worldnic.com2015-08-29 → 2018-03-08 · 4 obs
● 2018-03-08 19:09:36
○ 2026-03-10 18:05:58
○ 2026-08-09 02:49:06
○NSns82.worldnic.com2015-08-29 → 2018-03-08 · 4 obs
● 2018-03-08 19:09:36
○ 2026-03-10 18:05:58
○ 2026-08-09 02:49:06
○MXcsofl.com.inbound15.mxlogic.net2015-08-29 → 2015-08-29 · 3 obs
○ 2016-02-07 13:26:18
○ 2026-08-09 02:49:06
○MXcsofl.com.inbound15.mxlogicmx.net2015-08-29 → 2015-08-29 · 3 obs
○ 2016-02-07 13:26:18
○ 2026-08-09 02:49:06
○MXmx1-us1.ppe-hosted.com2016-02-07 → 2017-02-06 · 5 obs
● 2016-02-07 13:26:18
● 2017-02-06 08:53:08
○ 2018-03-08 19:09:36
○ 2026-08-09 02:49:06
○MXmx2-us1.ppe-hosted.com2016-02-07 → 2017-02-06 · 5 obs
● 2016-02-07 13:26:18
● 2017-02-06 08:53:08
○ 2018-03-08 19:09:36
○ 2026-08-09 02:49:06
●MXus-smtp-inbound-1.mimecast.com2018-03-08 → 2026-08-09 · 3 obs
● 2018-03-08 19:09:36
● 2026-08-09 02:49:06
●MXus-smtp-inbound-2.mimecast.com2018-03-08 → 2026-08-09 · 3 obs
● 2018-03-08 19:09:36
● 2026-08-09 02:49:06
○A166.78.101.822015-08-29 → 2017-02-06 · 4 obs
● 2017-02-06 08:53:08
○ 2018-03-08 19:09:36
○ 2026-08-09 02:49:06
●A31.220.18.592026-03-10 → 2026-08-09 · 3 obs
● 2026-03-10 18:05:58
● 2026-08-09 02:49:06
○A50.87.151.1622018-03-08 → 2018-03-08 · 4 obs
● 2018-03-08 19:09:36
○ 2026-03-10 18:05:58
○ 2026-08-09 02:49:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| csofl.com | ns1.leesar.com, ns2.leesar.com | 2 records |
✅ Authoritative Response
Server:31.220.18.59
NS records: ns1.leesar.com, ns2.leesar.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for csofl.com (unsigned zone)
⏱️ Timing
Total: 307ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.220.18.59 |
| NS | 2 | ns2.leesar.com, ns1.leesar.com |
| MX | 2 | us-smtp-inbound-2.mimecast.com (pri: 10), us-smtp-inbound-1.mimecast.com (pri: 10) |
| TXT | 7 | 0ed1fe018a7cd0c8ff85744d189150ec, duo_sso_verification=JgVu5qtrqZoQyK7qNvg... |
| SOA | 1 | ns1.leesar.com root.csofl.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.leesar.com, ns2.leesar.com)
Analysis
IP Addresses
csofl.com has exactly one IP address — 31.220.18.59.
csofl.org, ns2.leesar.com, leesar.com plus two other host names have IP numbers in common with csofl.com.
Name Servers
csofl.com has two authoritative name servers — ns1.leesar.com and ns2.leesar.com.
csofl.com and leesar.com are among domains that share the same name servers.
csofl.com partially shares its name servers with domains like csofl.org and leesar.net.
These name servers are regularly seen alongside ns1.localhost.com and ns2.localhost.com as name servers.
ns1.leesar.com and ns2.leesar.com each point to one IP address — 31.220.18.59.
The host names ns1.leesar.com and ns2.leesar.com both resolve to 31.220.18.59 IP addresses.
Mail Servers
csofl.com uses two mail servers, us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.
The mail server setup of csofl.com matches that of other domains such as windpointpartners.com, ecolitus.com, pursuitproductions.com and two others.
The MX records for csofl.com are at least partially shared with other domains, such as alstontest.com, kinsalecapitalgroup.com, fivespan.com and arctic-hayes.eu.
Hosts with 6 IP addresses each:
us-smtp-inbound-1.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.
us-smtp-inbound-2.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.141 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.221 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.242 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.141 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.221 IP addresses.
The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.242 IP addresses.