columbus81.com - robtex.com
columbus81.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=1774538762 | ||||||
Same first word
columbus81.com |
DNS History
9 records (8 active, 1 former)
●NSns35.domaincontrol.com2015-08-29 → 2026-03-26 · 2 obs
● 2026-03-26 15:45:26
●NSns36.domaincontrol.com2015-08-29 → 2026-03-26 · 2 obs
● 2026-03-26 15:45:26
●MXalt1.aspmx.l.google.com2015-08-29 → 2026-03-26 · 2 obs
● 2026-03-26 15:45:26
●MXalt2.aspmx.l.google.com2015-08-29 → 2026-03-26 · 2 obs
● 2026-03-26 15:45:26
●MXaspmx.l.google.com2015-08-29 → 2026-03-26 · 2 obs
● 2026-03-26 15:45:26
●MXaspmx2.googlemail.com2015-08-29 → 2026-03-26 · 2 obs
● 2026-03-26 15:45:26
●MXaspmx3.googlemail.com2015-08-29 → 2026-03-26 · 2 obs
● 2026-03-26 15:45:26
○A184.168.221.382015-08-29 → 2018-09-25 · 4 obs
● 2018-09-25 20:38:58
○ 2026-03-20 06:17:34
○ 2026-03-26 15:45:26
●A3.139.65.512026-03-20 → 2026-03-26 · 3 obs
● 2026-03-20 06:17:34
● 2026-03-26 15:45:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net... | - |
| columbus81.com | ns35.domaincontrol.com, ns36.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.107.18
NS records: ns35.domaincontrol.com, ns36.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for columbus81.com (unsigned zone)
⏱️ Timing
Total: 237ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.139.65.51 |
| NS | 2 | ns35.domaincontrol.com, ns36.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 30)... |
| TXT | 3 | apple-domain-verification=2g6tExJzHuln3J, v=spf1 include:_spf.google.com ~all... |
| SOA | 1 | ns35.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns35.domaincontrol.com, ns35.domaincontrol.com, ns36.domaincontrol.com...)
Analysis
IP Addresses
columbus81.com points to a single IP address: 3.139.65.51.
Other host names, for instance ec2-3-139-65-51.us-east-2.compute.amazonaws.com, share IP numbers with columbus81.com.
Name Servers
Two name servers ns35.domaincontrol.com and ns36.domaincontrol.com handle the delegation for columbus81.com.
columbus81.com shares the same name server setup as other domains, for example icc-carvoes.com, praestoenterprises.net, lettuce-in.com, myreildra.com and funby.co.uk.
Host names with two IP numbers:
ns35.domaincontrol.com points to 2603:5:21b1::12 and 97.74.107.18.
ns36.domaincontrol.com points to 2603:5:22b1::12 and 173.201.75.18.
Mail Servers
columbus81.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
columbus81.com shares at least partially some mail servers with other domains, for instance satengco.com, ns500758.ns500759.ns500758.ns500698.ns500698.ns500735.ns500735.ns500736.ns500698.ns500736.ns500708.ns500698.ns500708.ns500708.ns500686.ns500619.ns500576.trackreceptor.com, ns500742.ns500754.ns500671.ns500731.ns500742.ns500671.ns500671.ns500671.ns500688.ns500705.ns500291.ns500291.ns500131.lustychickser.com, ns500693.ns500765.ns500693.ns500693.ns500693.ns500734.ns500693.ns500693.ns500699.ns500699.ns500693.ns500693.ns500110.dtrkdll.com and ns500698.ns500759.ns500759.ns500758.ns500736.ns500736.ns500698.ns500708.ns500698.ns500686.ns500619.ns500619.trackreceptor.com.
these mail servers are often used together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx2.googlemail.com points to 2a00:1450:4025:402::1a and 142.250.102.27.
aspmx3.googlemail.com points to 2607:f8b0:4023:1015::1a and 172.253.135.26.
aspmx.l.google.com points to 2607:f8b0:4023:c03::1a and 74.125.137.27.
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.26.
alt2.aspmx.l.google.com points to 2607:f8b0:4023:1015::1a and 172.253.135.27.
Host names that point to 2607:f8b0:4023:1015::1a are aspmx3.googlemail.com and alt2.aspmx.l.google.com.