firstcomputing.com - robtex.com
firstcomputing.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.115.22.35🇺🇸 AS1364566.115.0.0/18 | ||||||
| PTR | newweb.pclanvad.net | ||||||
| NS | ns1.pclanvad.net ⭐ | ||||||
| A | 66.115.22.60🇺🇸 AS1364566.115.0.0/18 | ||||||
| PTR | ns1.pclanvad.net | ||||||
| NS | ns3.pclanvad.net | ||||||
| A | 216.242.171.110🇺🇸 AS13645216.242.0.0/16 | ||||||
| PTR | ns3.pclanvad.net | ||||||
| MX | spamtitan1.exchangemailserver.net ⭐ | ||||||
| A | 3.145.228.208🇺🇸 Amazon3.144.0.0/13 EC2 CMH Prefix | ||||||
| PTR | us3-smtp2.titanhq.com | ||||||
| MX | spamtitan2.exchangemailserver.net ⭐ | ||||||
| A | 18.219.82.30🇺🇸 Amazon18.216.0.0/14 EC2 CMH prefix | ||||||
| PTR | us3-smtp1.titanhq.com | ||||||
| TXT | v=spf1 a mx include:boca4.36(0x356578)change.net include:boca6.36(0x356578)change.net inclu... | ||||||
| SOA | ns1.pclanvad.netadministrator@pclanvad.net 2003-03-03 #66 | ||||||
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=1794273576 | ||||||
Same first word
firstcomputing.ai |
firstcomputing.com |
Similar names
Previous names
Next names
DNS History
7 records (5 active, 2 former)
●NSns1.pclanvad.net2015-05-25 → 2026-11-10 · 2 obs
● 2026-11-10 02:00:20
●NSns3.pclanvad.net2015-05-25 → 2026-11-10 · 2 obs
● 2026-11-10 02:00:20
○MXfirstcomputing.com.bak-mx.na0102.smtpbak.com2015-05-25 → 2017-03-18 · 4 obs
● 2017-03-18 17:51:06
○ 2026-09-06 04:20:02
○ 2026-11-10 02:00:20
○MXfirstcomputing.com.pri-mx.na0102.smtproutes.com2015-05-25 → 2017-03-18 · 4 obs
● 2017-03-18 17:51:06
○ 2026-09-06 04:20:02
○ 2026-11-10 02:00:20
●MXspamtitan1.exchangemailserver.net2026-09-06 → 2026-11-10 · 3 obs
● 2026-09-06 04:20:02
● 2026-11-10 02:00:20
●MXspamtitan2.exchangemailserver.net2026-09-06 → 2026-11-10 · 3 obs
● 2026-09-06 04:20:02
● 2026-11-10 02:00:20
●A66.115.22.352015-05-25 → 2026-11-10 · 2 obs
● 2026-11-10 02:00:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net... | - |
| firstcomputing.com | ns1.pclanvad.net, ns3.pclanvad.net | - |
✅ Authoritative Response
Server:216.242.171.110
NS records: ns1.pclanvad.net, ns3.pclanvad.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstcomputing.com (unsigned zone)
⏱️ Timing
Total: 968ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.115.22.35 |
| NS | 2 | ns3.pclanvad.net, ns1.pclanvad.net |
| MX | 2 | spamtitan1.exchangemailserver.net (pri: , spamtitan2.exchangemailserver.net (pri: |
| TXT | 1 | v=spf1 a mx include:boca4.36(0x356578)change.ne |
| SOA | 1 | ns1.pclanvad.net administrator.pclanvad. |
Analysis
IP Addresses
firstcomputing.com points to a single IP number: 66.115.22.35.
Additional host names — techintegrators.net, markaperrypa.com, dyepreserve.com and two others — share IP numbers with firstcomputing.com.
Name Servers
firstcomputing.com is served by two delegated name servers, ns1.pclanvad.net and ns3.pclanvad.net.
firstcomputing.com shares its name server setup with other domains, including label-it.com, floridadmr.net, thebearsclubpoa.com and two others.
firstcomputing.com has at least partial name server overlap with other domains, such as noblep.com, pclanvad.net, aawpb.com and two others.
It is common to find these name servers paired with the name servers ns4.pclanvad.net.
ns1.pclanvad.net directs to 66.115.22.60 and ns3.pclanvad.net directs to 216.242.171.110; each host name points to exactly one IP number.
Mail Servers
firstcomputing.com has two mail servers: spamtitan1.exchangemailserver.net and spamtitan2.exchangemailserver.net.
firstcomputing.com shares the same mail server setup as other domains, including reddplan.com, npdco.com, isnsecurity.com and two others.
firstcomputing.com has mail servers in common with other domains — for example buddysholiday.com and crwcci.com.
spamtitan1.exchangemailserver.net directs to 3.145.228.208 and spamtitan2.exchangemailserver.net directs to 18.219.82.30; each host name points to exactly one IP number.