mx.researchschool.org - robtex.com
mx.researchschool.org
| 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 ⭐ ⚠️ Not in parent delegation | ||||||
| A | 97.74.98.65🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns3.afternic.com | ||||||
| NS | ns4.afternic.com ⚠️ Not in parent delegation | ||||||
| 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 | ||||||
researchschool.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns3.afternic.com ⭐ | ||||||
| NS | ns4.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns3.afternic.comdns@jomax.net 2025-10-01 #0 | ||||||
Same first word
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DNS History
9 records (4 active, 5 former)
○NSns1.sedoparking.com2016-06-29 → 2016-06-29 · 3 obs
○ 2026-03-26 08:44:48
○ 2026-03-26 08:44:50
○NSns2.sedoparking.com2016-06-29 → 2016-06-29 · 3 obs
○ 2026-03-26 08:44:48
○ 2026-03-26 08:44:50
●NSns3.afternic.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 08:44:48
● 2026-03-26 08:44:50
●NSns4.afternic.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 08:44:48
● 2026-03-26 08:44:50
○MX.2026-03-26 → 2026-03-26 · 2 obs
○ 2026-03-26 08:44:50
○MXmail.nickstel.com2016-06-29 → 2016-06-29 · 3 obs
○ 2026-03-26 08:44:48
○ 2026-03-26 08:44:50
●A13.248.169.482026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 08:44:48
● 2026-03-26 08:44:50
○A72.52.4.1192016-06-29 → 2016-06-29 · 3 obs
○ 2026-03-26 08:44:48
○ 2026-03-26 08:44:50
●A76.223.54.1462026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 08:44:48
● 2026-03-26 08:44:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| researchschool.org | ns3.afternic.com, ns4.afternic.com | - |
✅ Authoritative Response
Server:173.201.66.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for researchschool.org (unsigned zone)
⏱️ Timing
Total: 382ms | 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 |
Analysis
IP Addresses
mx.researchschool.org points to two IP numbers: 13.248.169.48 and 76.223.54.146.
Other host names, for instance oxful.com, icebucket.net, brandmania.com, mail0.payquik.com and mv90.com share IP numbers with mx.researchschool.org.
Name Servers
mx.researchschool.org's delegation is to two name servers ns3.afternic.com and ns4.afternic.com.
mx.researchschool.org shares the same name server configuration as other domains, such as passivecooler.com, allaboutfarms.com, jina.xyz, mx50.director.asentiment.com and bettersolar.net.
mx.researchschool.org shares name servers with other domains to some extent, for instance cryptoalliance.org, anbconstruction.com, russez.com and mrjn.com.
Host names with a single IP:
ns3.afternic.com resolves to 97.74.98.65.
ns4.afternic.com resolves to 173.201.66.65.