letsredu.org - robtex.com
letsredu.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 184.106.5.112🇺🇸 RACKSPACE-ORD184.106.0.0/19 Rackspace ORD | ||||||
| NS | ns1-01.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::1🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-01.azure-dns.com | ||||||
| A | 13.107.236.1🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns1-01.azure-dns.com | ||||||
| NS | ns2-01.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::1🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-01.azure-dns.net | ||||||
| A | 150.171.21.1🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-01.azure-dns.net | ||||||
| NS | ns3-01.azure-dns.org | ||||||
| A | 2a01:111:4000:700::1🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-01.azure-dns.org | ||||||
| A | 204.14.183.1🇺🇸 Microsoft204.14.180.0/22 | ||||||
| PTR | ns3-01.azure-dns.org | ||||||
| NS | ns4-01.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::1🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-01.azure-dns.info | ||||||
| A | 208.84.5.1🇺🇸 Microsoft208.84.0.0/21 MICROSOFT | ||||||
| PTR | ns4-01.azure-dns.info | ||||||
| MX | inbound.letsredu.org.netsolmail.net ⭐ | ||||||
| SOA | ns1-01.azure-dns.comazuredns-hostmaster@microsoft.com serial=1 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1776136200 | ||||||
Same first word
Similar names
steudler.ch |
struedle.com |
serduelt.de |
resulted.net |
resulted.com |
trueleds.com |
edulerts.com |
duelster.com |
truleeds.com |
steudler.com |
lustered.com |
stuedler.bplaced.net |
DNS History
10 records (6 active, 4 former)
●NSns1-01.azure-dns.com2020-04-11 → 2026-04-14 · 3 obs
● 2020-04-11 23:15:26
● 2026-04-14 03:20:38
○NSns1.msft.net2015-05-27 → 2017-03-24 · 4 obs
● 2017-03-24 06:59:38
○ 2020-04-11 23:15:26
○ 2026-04-14 03:20:38
●NSns2-01.azure-dns.net2020-04-11 → 2026-04-14 · 3 obs
● 2020-04-11 23:15:26
● 2026-04-14 03:20:38
○NSns2.msft.net2015-05-27 → 2017-03-24 · 4 obs
● 2017-03-24 06:59:38
○ 2020-04-11 23:15:26
○ 2026-04-14 03:20:38
●NSns3-01.azure-dns.org2020-04-11 → 2026-04-14 · 3 obs
● 2020-04-11 23:15:26
● 2026-04-14 03:20:38
○NSns3.msft.net2015-05-27 → 2017-03-24 · 4 obs
● 2017-03-24 06:59:38
○ 2020-04-11 23:15:26
○ 2026-04-14 03:20:38
●NSns4-01.azure-dns.info2020-04-11 → 2026-04-14 · 3 obs
● 2020-04-11 23:15:26
● 2026-04-14 03:20:38
○NSns4.msft.net2015-05-27 → 2017-03-24 · 4 obs
● 2017-03-24 06:59:38
○ 2020-04-11 23:15:26
○ 2026-04-14 03:20:38
●MXinbound.letsredu.org.netsolmail.net2015-05-27 → 2026-04-14 · 2 obs
● 2026-04-14 03:20:38
●A184.106.5.1122015-05-27 → 2026-04-14 · 2 obs
● 2026-04-14 03:20:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| letsredu.org | ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info | 2 records |
✅ Authoritative Response
Server:13.107.236.1
NS records: ns1-01.azure-dns.com, ns2-01.azure-dns.net, ns3-01.azure-dns.org, ns4-01.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for letsredu.org (unsigned zone)
⏱️ Timing
Total: 277ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 184.106.5.112 |
| NS | 4 | ns1-01.azure-dns.com, ns2-01.azure-dns.net... |
| MX | 1 | inbound.letsredu.org.netsolmail.net (pri |
| SOA | 1 | ns1-01.azure-dns.com azuredns-hostmaster |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3-01.azure-dns.org, ns3-01.azure-dns.org)
Analysis
IP Addresses
letsredu.org resolves to one IP number: 184.106.5.112.
Name Servers
letsredu.org is delegated to four name servers: ns1-01.azure-dns.com, ns4-01.azure-dns.info, ns2-01.azure-dns.net and ns3-01.azure-dns.org.
letsredu.org at least partially shares name servers with other domains, for instance azure.ai, dataverse.ro, indokordsa.com, sueweinberg.com and 1drive.mobi.
Host names with two IP numbers:
ns1-01.azure-dns.com points to 2603:1061:0:700::1 and 13.107.236.1; ns4-01.azure-dns.info points to 2620:1ec:bda:700::1 and 208.84.5.1; ns2-01.azure-dns.net points to 2620:1ec:8ec:700::1 and 150.171.21.1; ns3-01.azure-dns.org points to 2a01:111:4000:700::1 and 204.14.183.1.
Mail Servers
letsredu.org is handled by a single mail server, inbound.letsredu.org.netsolmail.net.