leanlab.biz - robtex.com
leanlab.biz
biz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld.biz ⭐ | ||||||
| NS | b.gtld.biz | ||||||
| NS | c.gtld.biz | ||||||
| NS | m.gtld.biz | ||||||
| NS | n.gtld.biz | ||||||
| NS | w.gtld.biz | ||||||
| NS | x.gtld.biz | ||||||
| NS | y.gtld.biz | ||||||
| SOA | a.gtld.bizadmin@tldns.godaddy serial=1785477948 | ||||||
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
○NSns1.ams28.siteground.eu2015-05-17 → 2015-12-23 · 4 obs
● 2015-12-23 11:46:04
○ 2016-03-28 13:24:44
○ 2026-07-31 06:14:48
●NSns1.dnsimple.com2026-06-14 → 2026-07-31 · 3 obs
● 2026-06-14 14:12:12
● 2026-07-31 06:14:48
○NSns2.ams28.siteground.eu2015-05-17 → 2015-12-23 · 4 obs
● 2015-12-23 11:46:04
○ 2016-03-28 13:24:44
○ 2026-07-31 06:14:48
●NSns2.dnsimple-edge.net2026-06-14 → 2026-07-31 · 3 obs
● 2026-06-14 14:12:12
● 2026-07-31 06:14:48
●NSns3.dnsimple.com2026-06-14 → 2026-07-31 · 3 obs
● 2026-06-14 14:12:12
● 2026-07-31 06:14:48
●NSns4.dnsimple-edge.org2026-06-14 → 2026-07-31 · 3 obs
● 2026-06-14 14:12:12
● 2026-07-31 06:14:48
●MXleanlab-biz.mail.protection.outlook.com2026-06-14 → 2026-07-31 · 3 obs
● 2026-06-14 14:12:12
● 2026-07-31 06:14:48
○MXmx10.mailspamprotection.com2015-05-17 → 2015-12-23 · 4 obs
● 2015-12-23 11:46:04
○ 2016-03-28 13:24:44
○ 2026-07-31 06:14:48
○MXmx20.mailspamprotection.com2015-05-17 → 2015-12-23 · 4 obs
● 2015-12-23 11:46:04
○ 2016-03-28 13:24:44
○ 2026-07-31 06:14:48
○MXmx30.mailspamprotection.com2015-05-17 → 2015-12-23 · 4 obs
● 2015-12-23 11:46:04
○ 2016-03-28 13:24:44
○ 2026-07-31 06:14:48
○A109.73.233.2422015-05-17 → 2015-12-23 · 4 obs
● 2015-12-23 11:46:04
○ 2016-03-28 13:24:44
○ 2026-07-31 06:14:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| biz | a.gtld.biz, b.gtld.biz, c.gtld.biz, m.gtld.biz... | - |
| leanlab.biz | ns4.dnsimple-edge.org, ns1.dnsimple.com, ns2.dnsimple-edge.net, ns3.dnsimple.com | - |
✅ Authoritative Response
Server:199.247.152.53
NS records: ns4.dnsimple-edge.org, ns1.dnsimple.com, ns2.dnsimple-edge.net, ns3.dnsimple.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for leanlab.biz (unsigned zone)
⏱️ Timing
Total: 410ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.dnsimple.com, ns2.dnsimple-edge.net... |
| MX | 1 | leanlab-biz.mail.protection.outlook.com |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, MS=ms12393908 |
| SOA | 1 | ns1.dnsimple.com admin.dnsimple.com |
Analysis
Name Servers
leanlab.biz has four authoritative name servers: ns1.dnsimple.com, ns3.dnsimple.com, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org.
There is at least partial name server overlap between leanlab.biz and other domains — a-emprende.net, base58.ch, smashtic.com and two more among them.
These name servers tend to appear in combination with the name servers ns1.dnsimple-edge.com, ns3.dnsimple-edge.io, ns2.dnsimple.com and ns4.dnsimple.com.
All four hostnames — ns1.dnsimple.com, ns3.dnsimple.com, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org — resolve to two IP numbers apiece: ns1.dnsimple.com to 199.247.152.53 and 2620:111:8004::53; ns3.dnsimple.com to 199.247.154.53 and 2620:111:8006::53; ns2.dnsimple-edge.net to 199.247.153.53 and 2620:111:8005::53; ns4.dnsimple-edge.org to 199.247.155.53 and 2620:111:8007::53.
Mail Servers
leanlab.biz has one mail server: leanlab-biz.mail.protection.outlook.com.
leanlab-biz.mail.protection.outlook.com points to 8 IP numbers: 52.101.144.0, 52.101.144.3, 52.101.145.0 and 5 other.