testcolo.com - dns.ninja
testcolo.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | auth00.ns.colospace.com.testcolo.com ⭐ | ||||||
| NS | cns1.firstlight.net | ||||||
| A | 72.12.70.168🇺🇸 FLF-OXNET72.12.64.0/19 OXFORD-NET-72-12-64-0-19 | ||||||
| PTR | 72-12-70-168.static.firstlight.net | ||||||
| NS | cns2.firstlight.net | ||||||
| A | 209.198.94.18🇺🇸 SOVER-ASN209.198.64.0/18 FLF-SOVERNET 41 State Street 10th Floor Albany NY 12207 United States | ||||||
| PTR | 209-198-94-18.static.firstlight.net | ||||||
| MX | mail.testcolo.com ⭐ | ||||||
| A | 63.251.137.232🇺🇸 COLOSPACE63.251.136.0/22 Colospace | ||||||
| PTR | 63-251-137-232.static.firstlight.net | ||||||
| A | 66.151.189.38🇺🇸 COLOSPACE66.151.188.0/22 Colospace | ||||||
| PTR | mail.colospace.com | ||||||
| SOA | auth00.ns.colospace.com.testcolo.comdnsmaster@dreamcom.net 2021-04-06 #1 | ||||||
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=1781664370 | ||||||
Subdomains
mail.testcolo.com |
Same first word
testcolo.com |
Similar names
DNS History
8 records (4 active, 4 former)
○NSauth00.ns.colospace.com2015-08-23 → 2017-09-24 · 4 obs
● 2017-09-24 20:13:10
○ 2026-02-15 07:58:16
○ 2026-06-17 02:57:24
●NSauth00.ns.colospace.com.testcolo.com2026-02-15 → 2026-06-17 · 3 obs
● 2026-02-15 07:58:16
● 2026-06-17 02:57:24
○NSauth01.ns.colospace.com2015-08-23 → 2017-09-24 · 4 obs
● 2017-09-24 20:13:10
○ 2026-02-15 07:58:16
○ 2026-06-17 02:57:24
○NSauth02.ns.colospace.com2015-08-23 → 2017-09-24 · 4 obs
● 2017-09-24 20:13:10
○ 2026-02-15 07:58:16
○ 2026-06-17 02:57:24
○NSauth03.ns.colospace.com2015-08-23 → 2017-09-24 · 4 obs
● 2017-09-24 20:13:10
○ 2026-02-15 07:58:16
○ 2026-06-17 02:57:24
●NScns1.firstlight.net2026-02-15 → 2026-06-17 · 3 obs
● 2026-02-15 07:58:16
● 2026-06-17 02:57:24
●NScns2.firstlight.net2026-02-15 → 2026-06-17 · 3 obs
● 2026-02-15 07:58:16
● 2026-06-17 02:57:24
●MXmail.testcolo.com2015-08-23 → 2026-06-17 · 2 obs
● 2026-06-17 02:57:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net... | - |
| testcolo.com | cns1.firstlight.net, cns2.firstlight.net | - |
✅ Authoritative Response
Server:72.12.70.168
NS records: cns1.firstlight.net, cns2.firstlight.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for testcolo.com (unsigned zone)
⏱️ Timing
Total: 227ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | cns1.firstlight.net, cns2.firstlight.net |
| MX | 1 | mail.testcolo.com (pri: 10) |
| SOA | 1 | auth00.ns.colospace.com.testcolo.com dns |
Analysis
Hierarchy
testcolo.com is the parent zone for mail.testcolo.com.
Name Servers
DNS for testcolo.com is handled by three authoritative name servers: cns1.firstlight.net, cns2.firstlight.net and auth00.ns.colospace.com.testcolo.com.
testcolo.com partially shares its NS delegation with several other domains, including dialup.g4.net, g4telecom.com, mhonline.com and two others.
cns1.firstlight.net resolves to 72.12.70.168. cns2.firstlight.net resolves to 209.198.94.18. Both host names point to a single IP number.
Mail Servers
The sole mail server for testcolo.com is mail.testcolo.com.
The host mail.testcolo.com resolves to 63.251.137.232 and 66.151.189.38 — two IP addresses.