kolkatainfotechsolution.com - robtex.com
kolkatainfotechsolution.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.213.45🇺🇸 Amazon13.248.208.0/20 | ||||||
| PTR | a67c48129651a0940.awsglobalaccelerator.com | ||||||
| A | 76.223.67.189🇺🇸 Amazon76.223.64.0/20 | ||||||
| NS | ns03.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2150::2🇺🇸 GODADDY-DNS2603:5:2150::/44 | ||||||
| PTR | ns03.domaincontrol.com | ||||||
| A | 97.74.101.2🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns03.domaincontrol.com | ||||||
| NS | ns04.domaincontrol.com | ||||||
| A | 2603:5:2250::2🇺🇸 GODADDY-DNS2603:5:2250::/44 | ||||||
| PTR | ns04.domaincontrol.com | ||||||
| A | 173.201.69.2🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns04.domaincontrol.com | ||||||
| SOA | ns03.domaincontrol.comdns@jomax.net 2026-03-25 #1 | ||||||
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=1774540547 | ||||||
MX for
kolkatainfotechsolution.com |
Subdomains
Same first word
kolkatainfotechsolution.com |
DNS History
14 records (4 active, 10 former)
○NSin1.navohost.com2026-03-23 → 2026-03-25 · 4 obs
● 2026-03-23 19:07:30
● 2026-03-25 09:05:46
○ 2026-03-26 16:09:20
○NSin2.navohost.com2026-03-23 → 2026-03-25 · 4 obs
● 2026-03-23 19:07:30
● 2026-03-25 09:05:46
○ 2026-03-26 16:09:20
●NSns03.domaincontrol.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 16:09:20
●NSns04.domaincontrol.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 16:09:20
○NSns1.kolkatainfotechsolution.com2026-03-23 → 2026-03-25 · 4 obs
● 2026-03-23 19:07:30
● 2026-03-25 09:05:46
○ 2026-03-26 16:09:20
○NSns2.kolkatainfotechsolution.com2026-03-23 → 2026-03-25 · 4 obs
● 2026-03-23 19:07:30
● 2026-03-25 09:05:46
○ 2026-03-26 16:09:20
○NSns49.znetlive.com2016-02-04 → 2016-06-19 · 4 obs
● 2016-06-19 18:42:58
○ 2017-02-13 18:17:28
○ 2026-03-26 16:09:20
○NSns50.znetlive.com2016-02-04 → 2016-06-19 · 4 obs
● 2016-06-19 18:42:58
○ 2017-02-13 18:17:28
○ 2026-03-26 16:09:20
○MXkolkatainfotechsolution.com2026-03-23 → 2026-03-25 · 4 obs
● 2026-03-23 19:07:30
● 2026-03-25 09:05:46
○ 2026-03-26 16:09:20
○MXmail.kolkatainfotechsolution.com2016-06-19 → 2016-06-19 · 3 obs
○ 2017-02-13 18:17:28
○ 2026-03-26 16:09:20
○A103.181.21.1812026-03-23 → 2026-03-25 · 4 obs
● 2026-03-23 19:07:30
● 2026-03-25 09:05:46
○ 2026-03-26 16:09:20
●A13.248.213.452026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 16:09:20
○A74.63.229.2052016-02-04 → 2016-06-19 · 4 obs
● 2016-06-19 18:42:58
○ 2017-02-13 18:17:28
○ 2026-03-26 16:09:20
●A76.223.67.1892026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 16:09:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kolkatainfotechsolution.com | ns03.domaincontrol.com, ns04.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.101.2
NS records: ns03.domaincontrol.com, ns04.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kolkatainfotechsolution.com (unsigned zone)
⏱️ Timing
Total: 115ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.67.189, 13.248.213.45 |
| NS | 2 | ns03.domaincontrol.com, ns04.domaincontrol.com |
| SOA | 1 | ns03.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns03.domaincontrol.com, ns03.domaincontrol.com, ns04.domaincontrol.com...)
Analysis
Hierarchy
kolkatainfotechsolution.com is parent of ns1.kolkatainfotechsolution.com and ns2.kolkatainfotechsolution.com.
Mail Server Role
For kolkatainfotechsolution.com, the mail server is kolkatainfotechsolution.com.
IP Addresses
kolkatainfotechsolution.com resolves to two IPs: 13.248.213.45 and 76.223.67.189.
other host names for instance cybrsquad.com, rentalhousehelp.com, zacherin.com, woods-hk.com and laxumps.co.uk share IP numbers with kolkatainfotechsolution.com.
Name Servers
kolkatainfotechsolution.com is delegated to two name servers: ns03.domaincontrol.com and ns04.domaincontrol.com.
kolkatainfotechsolution.com shares the same name server setup as other domains, for example airdetective.com, little-dreams.eu, tri-contracting.com, barcampcologne.de and girlstrong.com.
kolkatainfotechsolution.com at least partially shares its name servers with other domains, for instance mkgc.net.
Host names with two IP numbers:
ns03.domaincontrol.com points to 2603:5:2150::2 and 97.74.101.2
ns04.domaincontrol.com points to 2603:5:2250::2 and 173.201.69.2