tchdev.com - robtex.com
tchdev.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.domaindiscover.com ⭐ | ||||||
| A | 72.1.32.151🇺🇸 Amazon72.1.32.0/21 EC2 Prefix | ||||||
| PTR | ns1.domaindiscover.com | ||||||
| NS | ns2.domaindiscover.com | ||||||
| A | 35.174.37.23🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix | ||||||
| PTR | ec2-35-174-37-23.compute-1.amazonaws.com | ||||||
| MX | d203330a.ess.barracudanetworks.com ⭐ | ||||||
| A | 209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| MX | d203330b.ess.barracudanetworks.com ⭐ | ||||||
| A | 209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| TXT | MS=ms33931517 | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com ip4:96.47.65.59 ip4:208.81.212.0/22... | ||||||
| SOA | ns1.domaindiscover.comhostmaster@tierra.net 2026-10-20 #3 | ||||||
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=1794615396 | ||||||
Subdomains
mailsvr.tchdev.com |
Same first word
Similar names
Previous names
Next names
DNS History
8 records (4 active, 4 former)
●NSns1.domaindiscover.com2015-07-20 → 2026-11-14 · 2 obs
● 2026-11-14 00:43:40
●NSns2.domaindiscover.com2015-07-20 → 2026-11-14 · 2 obs
● 2026-11-14 00:43:40
●MXd203330a.ess.barracudanetworks.com2026-09-30 → 2026-11-14 · 3 obs
● 2026-09-30 22:03:24
● 2026-11-14 00:43:40
●MXd203330b.ess.barracudanetworks.com2026-09-30 → 2026-11-14 · 3 obs
● 2026-09-30 22:03:24
● 2026-11-14 00:43:40
○MXgateway1.globalrelay.com2015-07-20 → 2018-12-24 · 4 obs
● 2018-12-24 13:50:42
○ 2026-09-30 22:03:24
○ 2026-11-14 00:43:40
○MXgateway2.globalrelay.com2015-07-20 → 2018-12-24 · 4 obs
● 2018-12-24 13:50:42
○ 2026-09-30 22:03:24
○ 2026-11-14 00:43:40
○A216.104.165.312015-07-20 → 2018-12-24 · 4 obs
● 2018-12-24 13:50:42
○ 2026-09-30 22:03:24
○ 2026-11-14 00:43:40
○A216.104.165.912015-07-20 → 2018-12-24 · 4 obs
● 2018-12-24 13:50:42
○ 2026-09-30 22:03:24
○ 2026-11-14 00:43:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net... | - |
| tchdev.com | ns1.domaindiscover.com, ns2.domaindiscover.com | 2 records |
✅ Authoritative Response
Server:35.174.37.23
NS records: ns1.domaindiscover.com, ns2.domaindiscover.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tchdev.com (unsigned zone)
⏱️ Timing
Total: 612ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.domaindiscover.com, ns2.domaindiscover.com |
| MX | 2 | d203330a.ess.barracudanetworks.com (pri:, d203330b.ess.barracudanetworks.com (pri: |
| TXT | 2 | MS=ms33931517, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.domaindiscover.com hostmaster.tierra |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.domaindiscover.com, ns2.domaindiscover.com)
Analysis
Hierarchy
tchdev.com is the parent zone for mailsvr.tchdev.com.
Name Servers
The NS records for tchdev.com delegate to ns1.domaindiscover.com and ns2.domaindiscover.com.
tchdev.com has the same name server delegation as a number of other domains, such as nbcf.info, philpeery.com, alpventures.net and two more.
tchdev.com partially shares its NS delegation with several other domains, including paydar-plastic-surgery.com, uavmerchants.com, smartmaterials.com and two others.
These name servers are regularly seen alongside ns1.tierra.net and ns2.tierra.net as name servers.
ns1.domaindiscover.com resolves to 72.1.32.151. ns2.domaindiscover.com resolves to 35.174.37.23. Both host names point to a single IP number.
Mail Servers
The MX records for tchdev.com point to two mail servers: d203330a.ess.barracudanetworks.com and d203330b.ess.barracudanetworks.com.
d203330a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255; likewise, d203330b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.
d203330a.ess.barracudanetworks.com and d203330b.ess.barracudanetworks.com each have 209.222.82.252 IP addresses.
d203330a.ess.barracudanetworks.com and d203330b.ess.barracudanetworks.com each have 209.222.82.253 IP addresses.
d203330a.ess.barracudanetworks.com and d203330b.ess.barracudanetworks.com each have 209.222.82.255 IP addresses.