lernerstein.com - robtex.com
lernerstein.com
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=1771291435 | ||||||
Same first word
lernerstein.com |
DNS History
15 records (5 active, 10 former)
○NShuandoy.tdp.net.pe2015-07-24 → 2016-07-16 · 4 obs
● 2016-07-16 07:40:24
○ 2017-04-02 15:11:20
○ 2026-03-22 18:52:42
○NShuascaran.tdp.net.pe2015-07-24 → 2016-07-16 · 4 obs
● 2016-07-16 07:40:24
○ 2017-04-02 15:11:20
○ 2026-03-22 18:52:42
●NSns1.bdm.microsoftonline.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:52:42
○NSns1.noc84.com2020-03-12 → 2020-03-12 · 3 obs
● 2020-03-12 19:36:40
○ 2026-03-22 18:52:42
○NSns101.iguanahost.com2017-04-02 → 2017-04-02 · 4 obs
● 2017-04-02 15:11:20
○ 2020-03-12 19:36:40
○ 2026-03-22 18:52:42
○NSns102.iguanahost.com2017-04-02 → 2017-04-02 · 4 obs
● 2017-04-02 15:11:20
○ 2020-03-12 19:36:40
○ 2026-03-22 18:52:42
●NSns2.bdm.microsoftonline.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:52:42
○NSns2.noc84.com2020-03-12 → 2020-03-12 · 3 obs
● 2020-03-12 19:36:40
○ 2026-03-22 18:52:42
●NSns3.bdm.microsoftonline.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:52:42
●NSns4.bdm.microsoftonline.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:52:42
●MXlernerstein-com.mail.protection.outlook.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 18:52:42
○MXlernerstein.com2017-04-02 → 2020-03-12 · 4 obs
● 2017-04-02 15:11:20
● 2020-03-12 19:36:40
○ 2026-03-22 18:52:42
○MXpe.vmx.terra.com2015-07-24 → 2016-07-16 · 4 obs
● 2016-07-16 07:40:24
○ 2017-04-02 15:11:20
○ 2026-03-22 18:52:42
○A148.163.69.1352020-03-12 → 2020-03-12 · 3 obs
● 2020-03-12 19:36:40
○ 2026-03-22 18:52:42
○A96.127.171.502017-04-02 → 2017-04-02 · 3 obs
○ 2020-03-12 19:36:40
○ 2026-03-22 18:52:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| lernerstein.com | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com | 8 records |
✅ Authoritative Response
Server: 150.171.21.208
NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lernerstein.com (unsigned zone)
⏱️ Timing
Total: 458ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com... |
| MX | 1 | lernerstein-com.mail.protection.outlook. |
| TXT | 2 | mscid=z07CO6sq3l50ilo+phMt+TggVwFSag1qe5, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.bdm.microsoftonline.com azuredns-hos |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)
Analysis
Name Servers
lernerstein.com is delegated to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.
lernerstein.com at least partially shares name servers with other domains, for instance ithooligans.com, bsf.lv, mollerint.com, idb-online.com and eastcoastwholesaleflowers.com.
These name servers are commonly used with ns2.siteprotect.com and ns.siteprotect.com.
Host names with two IP numbers: ns1.bdm.microsoftonline.com points to 2603:1061:0:700::d0 and 13.107.236.208; ns2.bdm.microsoftonline.com points to 2620:1ec:8ec:700::d0 and 150.171.21.208; ns3.bdm.microsoftonline.com points to 2a01:111:4000:700::d0 and 204.14.183.208; ns4.bdm.microsoftonline.com points to 2620:1ec:bda:700::d0 and 208.84.5.208.
Mail Servers
lernerstein.com is handled by a single mail server, lernerstein-com.mail.protection.outlook.com.
Host name lernerstein-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c803::, 2a01:111:f403:c922::1, 2a01:111:f403:c946::4, 2a01:111:f403:c946::6, 52.101.11.9, 52.101.40.2, 52.101.50.1 and 52.101.194.17.