quickstudy.pro - dns.ninja
quickstudy.pro
| DNSSEC | ⚠️ Not signed | ||||||
| A | 12.217.199.151🇺🇸 AS701812.128.0.0/9 12/8 upper half | ||||||
| NS | ns89.worldnic.com ⭐ | ||||||
| A | 162.159.26.131Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns90.worldnic.com | ||||||
| A | 162.159.27.117Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | NS89.WORLDNIC.COMnamehost@WORLDNIC.COM serial=115090911 | ||||||
pro
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.pro.afilias-nst.info ⭐ | ||||||
| NS | a2.pro.afilias-nst.info | ||||||
| NS | b0.pro.afilias-nst.org | ||||||
| NS | b2.pro.afilias-nst.org | ||||||
| NS | c0.pro.afilias-nst.info | ||||||
| NS | d0.pro.afilias-nst.org | ||||||
| SOA | a0.pro.afilias-nst.infohostmaster@donuts.email serial=1791169758 | ||||||
Same first word
Similar names
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DNS History
4 records (3 active, 1 former)
●NSns89.worldnic.com2016-12-10 → 2026-10-05 · 2 obs
● 2026-10-05 03:56:14
●NSns90.worldnic.com2016-12-10 → 2026-10-05 · 2 obs
● 2026-10-05 03:56:14
○MXp.webcom.ctmail.com2016-12-10 → 2017-08-23 · 4 obs
● 2017-08-23 10:28:26
○ 2026-09-15 23:29:36
○ 2026-10-05 03:56:14
●A12.217.199.1512016-12-10 → 2026-10-05 · 2 obs
● 2026-10-05 03:56:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pro | d0.pro.afilias-nst.org, c0.pro.afilias-nst.info, b2.pro.afilias-nst.org, a0.pro.afilias-nst.info... | 12 records |
| quickstudy.pro | ns89.worldnic.com, ns90.worldnic.com | - |
✅ Authoritative Response
Server:162.159.26.131
NS records: ns89.worldnic.com, ns90.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for quickstudy.pro (unsigned zone)
⏱️ Timing
Total: 780ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 12.217.199.151 |
| SOA | 1 | NS89.WORLDNIC.COM namehost.WORLDNIC.COM |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (d0.pro.afilias-nst.org, c0.pro.afilias-nst.info, b2.pro.afilias-nst.org...)
Analysis
IP Addresses
quickstudy.pro has exactly one IP address — 12.217.199.151.
mail.barcharts.biz, barchartsonline.mobi, mail.quickstudy.com and allfloss.com are among the host names that share IP numbers with quickstudy.pro.
Name Servers
quickstudy.pro has two authoritative name servers — ns89.worldnic.com and ns90.worldnic.com.
The name server configuration of quickstudy.pro is shared with other domains, for instance vfdstartup.com, cowgallstonefarm.com, nafcousa.com and two others.
ns89.worldnic.com → 162.159.26.131 and ns90.worldnic.com → 162.159.27.117: one IP number per host name.