techfirst.us - dns.ninja
techfirst.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1781769812 | ||||||
Same first word
techfirst.in |
techfirst.co.in |
techfirst.org |
techfirst.co.uk |
techfirst.de |
techfirst.com |
techfirst.net |
techfirst.us |
Similar names
DNS History
12 records (9 active, 3 former)
●NSns65.domaincontrol.com2015-06-20 → 2026-06-18 · 2 obs
● 2026-06-18 08:10:56
●NSns66.domaincontrol.com2015-06-20 → 2026-06-18 · 2 obs
● 2026-06-18 08:10:56
●MXalt1.aspmx.l.google.com2026-03-22 → 2026-06-18 · 3 obs
● 2026-03-22 10:35:00
● 2026-06-18 08:10:56
●MXalt2.aspmx.l.google.com2026-03-22 → 2026-06-18 · 3 obs
● 2026-03-22 10:35:00
● 2026-06-18 08:10:56
●MXaspmx.l.google.com2026-03-22 → 2026-06-18 · 3 obs
● 2026-03-22 10:35:00
● 2026-06-18 08:10:56
●MXaspmx2.googlemail.com2026-03-22 → 2026-06-18 · 3 obs
● 2026-03-22 10:35:00
● 2026-06-18 08:10:56
●MXaspmx3.googlemail.com2026-03-22 → 2026-06-18 · 3 obs
● 2026-03-22 10:35:00
● 2026-06-18 08:10:56
○MXmx1.biz.rr.com2015-06-20 → 2017-04-19 · 4 obs
● 2017-04-19 03:25:48
○ 2026-03-22 10:35:00
○ 2026-06-18 08:10:56
○MXmx2.biz.rr.com2015-06-20 → 2017-04-19 · 4 obs
● 2017-04-19 03:25:48
○ 2026-03-22 10:35:00
○ 2026-06-18 08:10:56
●A15.197.148.332026-03-22 → 2026-06-18 · 3 obs
● 2026-03-22 10:35:00
● 2026-06-18 08:10:56
○A184.168.221.452015-06-20 → 2017-04-19 · 4 obs
● 2017-04-19 03:25:48
○ 2026-03-22 10:35:00
○ 2026-06-18 08:10:56
●A3.33.130.1902026-03-22 → 2026-06-18 · 3 obs
● 2026-03-22 10:35:00
● 2026-06-18 08:10:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | f.cctld.us, k.cctld.us, w.cctld.us, y.cctld.us... | - |
| techfirst.us | ns65.domaincontrol.com, ns66.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.70.43
NS records: ns65.domaincontrol.com, ns66.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for techfirst.us (unsigned zone)
⏱️ Timing
Total: 220ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns65.domaincontrol.com, ns66.domaincontrol.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | v=spf1 include:_spf.google.com ~all, google-site-verification=D5-CRDQhFSEgBrt |
| SOA | 1 | ns65.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
techfirst.us has two IP addresses: 3.33.130.190 and 15.197.148.33
ztuned.com, storytellingplan.com, bandkplumbing.com and two other host names share IP numbers with techfirst.us.
Name Servers
techfirst.us has two authoritative name servers — ns65.domaincontrol.com and ns66.domaincontrol.com.
techfirst.us uses the same name servers as several other domains — among them ccpower.org, ksi-energy.com, crewcorp.com and two more.
The name servers for techfirst.us overlap at least partially with those of other domains — for example roll888.org.
Both ns65.domaincontrol.com and ns66.domaincontrol.com have two IP addresses each. ns65.domaincontrol.com resolves to 97.74.102.43 and 2603:5:2164::2b; ns66.domaincontrol.com resolves to 173.201.70.43 and 2603:5:2264::2b.
Mail Servers
Five mail servers handle techfirst.us: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
techfirst.us has at least partial mail server overlap with other domains such as ns500734.ns500699.ns500699.ns500693.ns500734.ns500588.ns500693.ns500588.ns500612.ns500612.ns500588.ns500632.ns500612.ns500578.ns500110.dtrkdll.com, ns500754.ns500671.ns500731.ns500754.ns500742.ns500731.ns500704.ns500705.ns500705.ns500649.ns500704.ns500666.tenderladiesbz.com, ns500758.ns500758.ns500698.ns500698.ns500698.ns500735.ns500736.ns500698.ns500735.ns500619.ns500576.ns500619.ns500619.trackreceptor.com 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 142.250.102.26 and 2a00:1450:4025:402::1b.
aspmx3.googlemail.com resolves to 192.178.213.26 and 2a00:1450:4013:c1e::1b.
aspmx.l.google.com resolves to 142.250.141.26 and 2607:f8b0:4023:c0b::1b.
alt1.aspmx.l.google.com resolves to 172.217.216.26 and 2607:f8b0:4023:2803::1a.
alt2.aspmx.l.google.com resolves to 192.178.213.26 and 2a00:1450:4013:c1e::1a.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 192.178.213.26 IP addresses.