tdpc.com - dns.ninja
tdpc.com
| DNSSEC | β οΈ Not signed | ||||||
| NS | auth1.dns.cogentco.com β | ||||||
| A | 2001:550:1:a::dπΊπΈ COGENT2001:550::/32 Cogent Communications | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| A | 66.28.0.14πΊπΈ COGENT66.28.0.0/16 Cogent | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| NS | auth2.dns.cogentco.com | ||||||
| A | 2001:550:1:b::dπΊπΈ COGENT2001:550::/32 Cogent Communications | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
| A | 66.28.0.30πΊπΈ COGENT66.28.0.0/16 Cogent | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
| MX | tdpc-com.mail.protection.outlook.com β | ||||||
| SOA | auth1.dns.cogentco.comdns@cogentco.com 2015-04-06 #0 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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=1786489924 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (3 active, 7 former)
βNSauth1.dns.cogentco.com2015-07-25 β 2026-08-11 Β· 3 obs
β 2015-07-25 10:07:52
β 2026-08-11 23:28:56
βNSauth2.dns.cogentco.com2015-07-25 β 2026-08-11 Β· 3 obs
β 2015-07-25 10:07:52
β 2026-08-11 23:28:56
βNSauth4.dns.cogentco.com2015-07-25 β 2020-04-10 Β· 5 obs
β 2015-07-25 10:07:52
β 2020-04-10 04:41:48
β 2026-03-02 14:15:38
β 2026-08-11 23:28:56
βNSauth5.dns.cogentco.com2015-07-25 β 2020-04-10 Β· 5 obs
β 2015-07-25 10:07:52
β 2020-04-10 04:41:48
β 2026-03-02 14:15:38
β 2026-08-11 23:28:56
βNSns1.bellatlantic.net2007-10-25 β 2007-10-25 Β· 3 obs
β 2015-07-25 10:07:52
β 2026-08-11 23:28:56
βNSns2.bellatlantic.net2007-10-25 β 2007-10-25 Β· 3 obs
β 2015-07-25 10:07:52
β 2026-08-11 23:28:56
βNSns2.verizon.net2007-10-25 β 2007-10-25 Β· 3 obs
β 2015-07-25 10:07:52
β 2026-08-11 23:28:56
βNSns4.verizon.net2007-10-25 β 2007-10-25 Β· 3 obs
β 2015-07-25 10:07:52
β 2026-08-11 23:28:56
βMXmail.tdpc.com2007-10-25 β 2007-10-25 Β· 3 obs
β 2015-07-25 10:07:52
β 2026-08-11 23:28:56
βMXtdpc-com.mail.protection.outlook.com2015-07-25 β 2026-08-11 Β· 3 obs
β 2015-07-25 10:07:52
β 2026-08-11 23:28:56
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tdpc.com | auth1.dns.cogentco.com, auth2.dns.cogentco.com | 3 records |
β Authoritative Response
Server:66.28.0.14
NS records: auth1.dns.cogentco.com, auth2.dns.cogentco.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for tdpc.com (unsigned zone)
β±οΈ Timing
Total: 894ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | auth2.dns.cogentco.com, auth1.dns.cogentco.com |
| MX | 1 | tdpc-com.mail.protection.outlook.com (pr |
| SOA | 1 | auth1.dns.cogentco.com dns.cogentco.com |
π Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (auth1.dns.cogentco.com, auth1.dns.cogentco.com, auth2.dns.cogentco.com)
Analysis
Hierarchy
tdpc.com is the parent domain of ftp.tdpc.com and mail.tdpc.com.
Name Servers
Two name servers handle the delegation for tdpc.com: auth1.dns.cogentco.com and auth2.dns.cogentco.com.
tdpc.com shares its name server setup with other domains, including 99.77.80.in-addr.arpa, lrd01.atlas.cogentco.com, 111.76.38.in-addr.arpa and two others.
At least some of tdpc.com's name servers are shared with other domains, for example moundcotton.com, 27.115.209.in-addr.arpa, 255.28.216.in-addr.arpa and two more.
These name servers tend to co-occur with nsa.ups.com, nsb.ups.com, shadowcat-i.ups.com and 7 other name servers in the same DNS delegations.
auth1.dns.cogentco.com and auth2.dns.cogentco.com both carry two IP addresses. The A records for auth1.dns.cogentco.com are 66.28.0.14 and 2001:550:1:a::d; the A records for auth2.dns.cogentco.com are 66.28.0.30 and 2001:550:1:b::d.
Mail Servers
tdpc.com has one mail server: tdpc-com.mail.protection.outlook.com.