topstudy.info - dns.ninja
topstudy.info
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-604.awsdns-11.net ⭐ | ||||||
| A | 2600:9000:5302:5c00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-604.awsdns-11.net | ||||||
| A | 205.251.194.92🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-604.awsdns-11.net | ||||||
| NS | ns-1031.awsdns-00.org | ||||||
| A | 2600:9000:5304:700::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1031.awsdns-00.org | ||||||
| A | 205.251.196.7🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1031.awsdns-00.org | ||||||
| NS | ns-1772.awsdns-29.co.uk | ||||||
| A | 2600:9000:5306:ec00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1772.awsdns-29.co.uk | ||||||
| A | 205.251.198.236🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1772.awsdns-29.co.uk | ||||||
| NS | ns-184.awsdns-23.com | ||||||
| A | 2600:9000:5300:b800::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-184.awsdns-23.com | ||||||
| A | 205.251.192.184🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-184.awsdns-23.com | ||||||
| SOA | ns-604.awsdns-11.netawsdns-hostmaster@amazon.com serial=1 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1783768621 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns-1031.awsdns-00.org2026-06-15 → 2026-07-11 · 3 obs
● 2026-06-15 19:29:38
● 2026-07-11 11:44:12
●NSns-1772.awsdns-29.co.uk2026-06-15 → 2026-07-11 · 3 obs
● 2026-06-15 19:29:38
● 2026-07-11 11:44:12
●NSns-184.awsdns-23.com2026-06-15 → 2026-07-11 · 3 obs
● 2026-06-15 19:29:38
● 2026-07-11 11:44:12
●NSns-604.awsdns-11.net2026-06-15 → 2026-07-11 · 3 obs
● 2026-06-15 19:29:38
● 2026-07-11 11:44:12
○NSns1.proservis.lt2015-07-12 → 2017-02-13 · 4 obs
● 2017-02-13 01:37:56
○ 2026-06-15 19:29:38
○ 2026-07-11 11:44:12
○NSns2.proservis.lt2015-07-12 → 2017-02-13 · 4 obs
● 2017-02-13 01:37:56
○ 2026-06-15 19:29:38
○ 2026-07-11 11:44:12
○MXmail.topstudy.info2015-07-12 → 2017-02-13 · 4 obs
● 2017-02-13 01:37:56
○ 2026-06-15 19:29:38
○ 2026-07-11 11:44:12
○A91.224.135.212015-07-12 → 2017-02-13 · 4 obs
● 2017-02-13 01:37:56
○ 2026-06-15 19:29:38
○ 2026-07-11 11:44:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| topstudy.info | ns-604.awsdns-11.net, ns-184.awsdns-23.com, ns-1772.awsdns-29.co.uk, ns-1031.awsdns-00.org | - |
✅ Authoritative Response
Server:205.251.194.92
NS records: ns-604.awsdns-11.net, ns-184.awsdns-23.com, ns-1772.awsdns-29.co.uk, ns-1031.awsdns-00.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for topstudy.info (unsigned zone)
⏱️ Timing
Total: 546ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1031.awsdns-00.org, ns-1772.awsdns-29.co.uk... |
| SOA | 1 | ns-604.awsdns-11.net awsdns-hostmaster.a |
Analysis
Name Servers
The authoritative name servers for topstudy.info are ns-184.awsdns-23.com, ns-604.awsdns-11.net, ns-1031.awsdns-00.org and ns-1772.awsdns-29.co.uk.
topstudy.info partially shares its NS delegation with several other domains, including streamzone.me, aolhelp.biz, toormix.com and two others.
ns-184.awsdns-23.com, ns-604.awsdns-11.net, ns-1031.awsdns-00.org and ns-1772.awsdns-29.co.uk each carry two IP addresses. ns-184.awsdns-23.com has 205.251.192.184 and 2600:9000:5300:b800::1; ns-604.awsdns-11.net has 205.251.194.92 and 2600:9000:5302:5c00::1; ns-1031.awsdns-00.org has 205.251.196.7 and 2600:9000:5304:700::1; ns-1772.awsdns-29.co.uk has 205.251.198.236 and 2600:9000:5306:ec00::1.