quickstudy.co - robtex.com
quickstudy.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.91.197.27🇻🇬 CONFLUENCE-NETWORK-INC208.91.197.0/24 Confluence Networks Route Object | ||||||
| NS | ns85.worldnic.com ⭐ ⚠️ Not in zone NS records | ||||||
| A | 162.159.26.131Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns86.worldnic.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.117Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | NS85.WORLDNIC.COMnamehost@WORLDNIC.COM serial=116082516 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759759047 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
4 records (3 active, 1 former)
●NSns85.worldnic.com2015-06-26 → 2026-09-16 · 2 obs
● 2026-09-16 03:25:34
●NSns86.worldnic.com2015-06-26 → 2026-09-16 · 2 obs
● 2026-09-16 03:25:34
○MXp.webcom.ctmail.com2015-11-14 → 2017-02-19 · 4 obs
● 2017-02-19 10:34:22
○ 2020-02-20 13:52:08
○ 2026-09-16 03:25:34
●A208.91.197.272015-06-26 → 2026-09-16 · 2 obs
● 2026-09-16 03:25:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | c.registrydns.co, b.registrydns.co, a.registrydns.co, d.registrydns.co | - |
| quickstudy.co | ns85.worldnic.com, ns86.worldnic.com | - |
✅ Authoritative Response
Server:162.159.27.117
NS records: ns85.worldnic.com, ns86.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for quickstudy.co (unsigned zone)
⏱️ Timing
Total: 568ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.91.197.27 |
| NS | 2 | ns85.worldnic.com, ns86.worldnic.com |
| SOA | 1 | NS85.WORLDNIC.COM namehost.WORLDNIC.COM |
Analysis
IP Addresses
quickstudy.co has exactly one IP address — 208.91.197.27.
fournierconsulting.com, klaschoolsfranchise.org, brouillard-wines.com plus two other host names have IP numbers in common with quickstudy.co.
Name Servers
quickstudy.co uses two name servers for its delegation: ns85.worldnic.com and ns86.worldnic.com.
The name server configuration of quickstudy.co is shared with other domains, for instance thegivecenter.org, stassessor.org, dbb.construction and two others.
Each of ns85.worldnic.com and ns86.worldnic.com has one IP address: ns85.worldnic.com uses 162.159.26.131 and ns86.worldnic.com uses 162.159.27.117.