jeffcolhoun.com - dns.ninja
jeffcolhoun.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=1785920249 | ||||||
Same first word
jeffcolhoun.com |
DNS History
20 records (9 active, 11 former)
●NSconnect1.squarespacedns.com2026-06-08 → 2026-08-05 · 3 obs
● 2026-06-08 12:04:50
● 2026-08-05 09:14:20
●NSconnect2.squarespacedns.com2026-06-08 → 2026-08-05 · 3 obs
● 2026-06-08 12:04:50
● 2026-08-05 09:14:20
●NSdns1.p01.nsone.net2026-07-09 → 2026-08-05 · 3 obs
● 2026-07-09 12:48:00
● 2026-08-05 09:14:20
●NSdns1.p09.nsone.net2026-06-08 → 2026-08-05 · 4 obs
● 2026-06-08 12:04:50
○ 2026-07-09 12:48:00
● 2026-08-05 09:14:20
●NSdns2.p09.nsone.net2026-06-08 → 2026-08-05 · 4 obs
● 2026-06-08 12:04:50
○ 2026-07-09 12:48:00
● 2026-08-05 09:14:20
●NSdns3.p09.nsone.net2026-06-08 → 2026-08-05 · 4 obs
● 2026-06-08 12:04:50
○ 2026-07-09 12:48:00
● 2026-08-05 09:14:20
●NSdns4.p09.nsone.net2026-06-08 → 2026-08-05 · 4 obs
● 2026-06-08 12:04:50
○ 2026-07-09 12:48:00
● 2026-08-05 09:14:20
○NSns25.domaincontrol.com2015-07-22 → 2020-04-10 · 4 obs
● 2020-04-10 04:15:40
○ 2026-06-08 12:04:50
○ 2026-08-05 09:14:20
○NSns26.domaincontrol.com2015-07-22 → 2020-04-10 · 4 obs
● 2020-04-10 04:15:40
○ 2026-06-08 12:04:50
○ 2026-08-05 09:14:20
○MXjeffcolhoun-com.mail.protection.outlook.com2016-03-25 → 2020-04-10 · 5 obs
● 2016-03-25 05:55:36
● 2020-04-10 04:15:40
○ 2026-06-08 12:04:50
○ 2026-08-05 09:14:20
○MXmailstore1.secureserver.net2015-07-22 → 2015-11-23 · 4 obs
● 2015-11-23 00:32:00
○ 2016-03-25 05:55:36
○ 2026-08-05 09:14:20
●MXmx1-us1.ppe-hosted.com2026-06-25 → 2026-08-05 · 4 obs
● 2026-06-25 13:34:04
○ 2026-07-09 12:48:00
● 2026-08-05 09:14:20
●MXmx2-us1.ppe-hosted.com2026-06-25 → 2026-08-05 · 4 obs
● 2026-06-25 13:34:04
○ 2026-07-09 12:48:00
● 2026-08-05 09:14:20
○MXsmtp.secureserver.net2015-07-22 → 2015-11-23 · 4 obs
● 2015-11-23 00:32:00
○ 2016-03-25 05:55:36
○ 2026-08-05 09:14:20
○A192.186.239.82016-03-25 → 2016-07-23 · 5 obs
● 2016-03-25 05:55:36
● 2016-07-23 04:47:06
○ 2017-04-18 20:03:08
○ 2026-08-05 09:14:20
○A198.185.159.1442017-04-18 → 2020-04-10 · 5 obs
● 2017-04-18 20:03:08
● 2020-04-10 04:15:40
○ 2026-07-09 12:48:00
○ 2026-08-05 09:14:20
○A198.185.159.1452017-04-18 → 2020-04-10 · 5 obs
● 2017-04-18 20:03:08
● 2020-04-10 04:15:40
○ 2026-07-09 12:48:00
○ 2026-08-05 09:14:20
○A198.49.23.1442017-04-18 → 2020-04-10 · 5 obs
● 2017-04-18 20:03:08
● 2020-04-10 04:15:40
○ 2026-07-09 12:48:00
○ 2026-08-05 09:14:20
○A198.49.23.1452017-04-18 → 2020-04-10 · 5 obs
● 2017-04-18 20:03:08
● 2020-04-10 04:15:40
○ 2026-07-09 12:48:00
○ 2026-08-05 09:14:20
○A50.62.160.772015-07-22 → 2015-11-23 · 4 obs
● 2015-11-23 00:32:00
○ 2016-03-25 05:55:36
○ 2026-08-05 09:14:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net... | - |
| jeffcolhoun.com | connect1.squarespacedns.com, connect2.squarespacedns.com | 2 records |
✅ Authoritative Response
Server:198.51.45.6
NS records: connect1.squarespacedns.com, connect2.squarespacedns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jeffcolhoun.com (unsigned zone)
⏱️ Timing
Total: 132ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | dns1.p09.nsone.net, dns2.p09.nsone.net... |
| MX | 2 | mx2-us1.ppe-hosted.com (pri: 20), mx1-us1.ppe-hosted.com (pri: 10) |
| SOA | 1 | dns1.p01.nsone.net hostmaster.nsone.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (connect1.squarespacedns.com, connect2.squarespacedns.com)
Analysis
Name Servers
jeffcolhoun.com delegates authority to 7 name servers: connect1.squarespacedns.com, connect2.squarespacedns.com, dns1.p01.nsone.net plus 4 other.
At least some of jeffcolhoun.com's name servers are shared with other domains, for example halcyon-nutrition.com, favetvnetwork.com, formigraineprevention.com and two more.
These name servers tend to co-occur with dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net and 7 other name servers in the same DNS delegations.
Hostnames that resolve to two IP addresses:
dns1.p01.nsone.net directs traffic to 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.
dns1.p09.nsone.net directs traffic to 198.51.44.9 and 2620:4d:4000:6259:7:9:0:1.
dns2.p09.nsone.net directs traffic to 198.51.45.9 and 2a00:edc0:6259:7:9::2.
dns3.p09.nsone.net directs traffic to 198.51.44.73 and 2620:4d:4000:6259:7:9:0:3.
dns4.p09.nsone.net directs traffic to 198.51.45.73 and 2a00:edc0:6259:7:9::4.
Hosts with just one IP address:
connect1.squarespacedns.com has the IP address 198.51.45.6.
connect2.squarespacedns.com has the IP address 45.54.22.65.
Mail Servers
Mail for jeffcolhoun.com is handled by two mail servers — mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com.
jeffcolhoun.com uses an identical mail server configuration to several other domains — among them aps-cpa.com, pjfazio.com, compliancecabinet.com and two more.
jeffcolhoun.com has at least partial mail server overlap with other domains such as dpcommunicationsinc.com, g4cpa.com, tootsielous.com and two more.
The two host names mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com each have a pair of IP addresses: mx1-us1.ppe-hosted.com has 67.231.154.162 and 148.163.129.50, and mx2-us1.ppe-hosted.com has 67.231.154.163 and 148.163.129.51.