sleep.study - dns.ninja
sleep.study
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns3.afternic.com ⭐ | ||||||
| A | 97.74.98.65🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns3.afternic.com | ||||||
| NS | ns4.afternic.com | ||||||
| A | 173.201.66.65🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns4.namefind.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns3.afternic.comdns@jomax.net 2025-10-01 #0 | ||||||
study
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.study ⭐ | ||||||
| NS | b.nic.study | ||||||
| NS | c.nic.study | ||||||
| NS | x.nic.study | ||||||
| NS | y.nic.study | ||||||
| NS | z.nic.study | ||||||
| SOA | a.nic.studyadmin@tldns.godaddy serial=1785787372 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns3.afternic.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 20:17:48
●NSns4.afternic.com2026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 20:17:48
●A13.248.169.482026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 20:17:48
●A76.223.54.1462026-08-02 → 2026-08-03 · 2 obs
● 2026-08-03 20:17:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | z.nic.study, x.nic.study, b.nic.study, y.nic.study... | 12 records |
| sleep.study | ns3.afternic.com, ns4.afternic.com | - |
✅ Authoritative Response
Server:97.74.98.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sleep.study (unsigned zone)
⏱️ Timing
Total: 355ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns3.afternic.com, ns4.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns3.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.study, z.nic.study, x.nic.study...)
Analysis
IP Addresses
sleep.study resolves to the IP addresses 13.248.169.48 and 76.223.54.146
Additional host names — liuhe.cloudflare88.xyz, mta9.springtan.com, legacypals.org and two others — share IP numbers with sleep.study.
Name Servers
sleep.study is served by two delegated name servers, ns3.afternic.com and ns4.afternic.com.
sleep.study shares its name server setup with other domains, including luxeur.com, twqservices.com, islamicculturalcenter-ny.org and two others.
sleep.study has at least partial name server overlap with other domains, such as daycarelinks.com, xueshengyue.com, xgeu.com and two others.
These name servers tend to appear together with the name servers verification-frsgyqgb387khmr9jzuunx.ns101.verify.hn, verification-2hupcltk6hmfcmoczls2f5.ns101.verify.hn and verification-xca45ox5qyba6vycrpoay7.ns101.verify.hn.
ns3.afternic.com directs to 97.74.98.65 and ns4.afternic.com directs to 173.201.66.65; each host name points to exactly one IP number.