pcphd.com - robtex.com
pcphd.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=1786411009 | ||||||
Same first word
pcphd.com |
Similar names
DNS History
16 records (6 active, 10 former)
●NS208.91.197.912026-06-28 → 2026-08-11 · 3 obs
● 2026-06-28 19:14:40
● 2026-08-11 01:21:30
●NSdns1.bigrock.in2026-06-28 → 2026-08-11 · 3 obs
● 2026-06-28 19:14:40
● 2026-08-11 01:21:30
●NSdns2.bigrock.in2026-06-28 → 2026-08-11 · 3 obs
● 2026-06-28 19:14:40
● 2026-08-11 01:21:30
●NSdns3.bigrock.in2026-06-28 → 2026-08-11 · 3 obs
● 2026-06-28 19:14:40
● 2026-08-11 01:21:30
●NSdns4.bigrock.in2026-06-28 → 2026-08-11 · 3 obs
● 2026-06-28 19:14:40
● 2026-08-11 01:21:30
○NSns1.dsredirection.com2015-06-11 → 2017-05-17 · 4 obs
● 2017-05-17 07:21:04
○ 2026-06-28 19:14:40
○ 2026-08-11 01:21:30
○NSns2.dsredirection.com2015-06-11 → 2017-05-17 · 4 obs
● 2017-05-17 07:21:04
○ 2026-06-28 19:14:40
○ 2026-08-11 01:21:30
●A127.0.0.12026-06-28 → 2026-08-11 · 3 obs
● 2026-06-28 19:14:40
● 2026-08-11 01:21:30
○A208.73.210.2002015-06-11 → 2016-10-04 · 4 obs
● 2016-10-04 16:23:54
○ 2017-05-17 07:21:04
○ 2026-08-11 01:21:30
○A208.73.210.2022017-05-17 → 2017-05-17 · 4 obs
● 2017-05-17 07:21:04
○ 2026-06-28 19:14:40
○ 2026-08-11 01:21:30
○A208.73.210.2142015-06-11 → 2016-10-04 · 4 obs
● 2016-10-04 16:23:54
○ 2017-05-17 07:21:04
○ 2026-08-11 01:21:30
○A208.73.210.2172015-06-11 → 2017-05-17 · 4 obs
● 2017-05-17 07:21:04
○ 2026-06-28 19:14:40
○ 2026-08-11 01:21:30
○A208.73.211.1652017-05-17 → 2017-05-17 · 4 obs
● 2017-05-17 07:21:04
○ 2026-06-28 19:14:40
○ 2026-08-11 01:21:30
○A208.73.211.1772017-05-17 → 2017-05-17 · 4 obs
● 2017-05-17 07:21:04
○ 2026-06-28 19:14:40
○ 2026-08-11 01:21:30
○A208.73.211.1782015-06-11 → 2016-10-04 · 4 obs
● 2016-10-04 16:23:54
○ 2017-05-17 07:21:04
○ 2026-08-11 01:21:30
○PTRns1.dsredirection.com2017-05-17 → 2017-05-17 · 3 obs
○ 2026-06-28 19:14:40
○ 2026-08-11 01:21:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net... | - |
| pcphd.com | dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in, dns4.bigrock.in | - |
✅ Authoritative Response
Server:162.251.82.123
NS records: dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in, dns4.bigrock.in
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pcphd.com (unsigned zone)
⏱️ Timing
Total: 472ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 127.0.0.1 |
| SOA | 1 | 208.91.197.91 hostmaster.pcphd.com |
Analysis
IP Addresses
pcphd.com points to a single IP number: 127.0.0.1.
Additional host names — ns.(0x787878).pe.kr, localhost.atts.ac.th, serovdrink.shop and two others — share IP numbers with pcphd.com.
Name Servers
Delegation for pcphd.com is to five name servers: dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in and two others.
There is at least partial name server overlap between pcphd.com and other domains — madyogi.in, nsterbo.com, jsstartup.com and two more among them.
These name servers regularly appear alongside dns4.bigrock.in, 208.91.197.91, ns1.whois.com and 3 other name servers in NS record sets.
dns1.bigrock.in, dns2.bigrock.in, dns3.bigrock.in and dns4.bigrock.in are host names that each resolve to four IP numbers: dns1.bigrock.in resolves to 162.251.82.122, 162.251.82.123, 162.251.82.250 and 162.251.82.251, dns2.bigrock.in resolves to 162.251.82.120, 162.251.82.121, 162.251.82.248 and 162.251.82.249, dns3.bigrock.in resolves to 162.251.82.118, 162.251.82.119, 162.251.82.246 and 162.251.82.247 and dns4.bigrock.in resolves to 162.251.82.124, 162.251.82.125, 162.251.82.252 and 162.251.82.253.