studuo.com - dns.ninja
studuo.com
| 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 | ns1.afternic.com ⭐ | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=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=1784837447 | ||||||
Previously MX for
studuo.com |
Subdomains
mail.studuo.com |
Same first word
Similar names
DNS History
15 records (4 active, 11 former)
○NSa2s56.a2hosting.com2015-08-10 → 2017-06-01 · 4 obs
● 2017-06-01 14:12:00
○ 2026-04-05 16:23:22
○ 2026-07-23 20:26:38
●NSns1.afternic.com2026-07-23 → 2026-07-23 · 3 obs
● 2026-07-23 20:26:36
● 2026-07-23 20:26:38
○NSns1.julydns.com2026-04-05 → 2026-07-23 · 2 obs
○ 2026-07-23 20:26:38
●NSns2.afternic.com2026-07-23 → 2026-07-23 · 3 obs
● 2026-07-23 20:26:36
● 2026-07-23 20:26:38
○NSns2.julydns.com2026-04-05 → 2026-07-23 · 2 obs
○ 2026-07-23 20:26:38
○NSns3.a2hosting.com2015-08-10 → 2017-06-01 · 4 obs
● 2017-06-01 14:12:00
○ 2026-04-05 16:23:22
○ 2026-07-23 20:26:38
○NSns3.afternic.com2026-04-05 → 2026-04-05 · 4 obs
● 2026-04-05 16:23:22
○ 2026-05-20 18:45:50
○ 2026-07-23 20:26:38
○NSns4.a2hosting.com2015-08-10 → 2017-06-01 · 4 obs
● 2017-06-01 14:12:00
○ 2026-04-05 16:23:22
○ 2026-07-23 20:26:38
○NSns4.afternic.com2026-04-05 → 2026-04-05 · 4 obs
● 2026-04-05 16:23:22
○ 2026-05-20 18:45:50
○ 2026-07-23 20:26:38
○NSns5.afternic.com2026-05-20 → 2026-06-12 · 5 obs
● 2026-05-20 18:45:50
● 2026-06-12 20:12:42
○ 2026-07-23 20:26:36
○ 2026-07-23 20:26:38
○NSns6.afternic.com2026-05-20 → 2026-06-12 · 5 obs
● 2026-05-20 18:45:50
● 2026-06-12 20:12:42
○ 2026-07-23 20:26:36
○ 2026-07-23 20:26:38
○MXstuduo.com2015-08-10 → 2017-06-01 · 4 obs
● 2017-06-01 14:12:00
○ 2026-04-05 16:23:22
○ 2026-07-23 20:26:38
●A13.248.169.482026-04-05 → 2026-07-23 · 3 obs
● 2026-04-05 16:23:22
● 2026-07-23 20:26:38
○A216.119.132.22015-08-10 → 2017-06-01 · 4 obs
● 2017-06-01 14:12:00
○ 2026-04-05 16:23:22
○ 2026-07-23 20:26:38
●A76.223.54.1462026-04-05 → 2026-07-23 · 3 obs
● 2026-04-05 16:23:22
● 2026-07-23 20:26:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net... | - |
| studuo.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studuo.com (unsigned zone)
⏱️ Timing
Total: 208ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
Hierarchy
studuo.com is a parent domain of mail.studuo.com.
IP Addresses
studuo.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146
healtyplus.com, allchive.com, wichitahomeschool.com plus two other host names have IP numbers in common with studuo.com.
Name Servers
Two name servers handle the delegation for studuo.com: ns1.afternic.com and ns2.afternic.com.
The name server configuration of studuo.com is shared with other domains, for instance tipsdogtraining01.publicsets.com, dropshots.com, entson.com and two others.
studuo.com shares at least some of its name servers with other domains, including lady-arielle.com, indigocontent.com, eurotrails.com and two others.
These name servers are frequently paired with the name servers verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn and verification-kezgve4cpkyigwb9yfxelc.ns101.verify.hn.
ns1.afternic.com and ns2.afternic.com both carry two IP addresses. The A records for ns1.afternic.com are 97.74.98.69 and 2603:5:2126::45; the A records for ns2.afternic.com are 173.201.66.69 and 2603:5:2226::45.