jbtcodelabs.com - robtex.com
jbtcodelabs.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
jbtcodelabs.com |
DNS History
6 records (6 active, 0 former)
●NSns-cloud-b1.googledomains.com2026-03-04 → 2026-03-24 · 2 obs
● 2026-03-24 02:20:24
●NSns-cloud-b2.googledomains.com2026-03-04 → 2026-03-24 · 2 obs
● 2026-03-24 02:20:24
●NSns-cloud-b3.googledomains.com2026-03-04 → 2026-03-24 · 2 obs
● 2026-03-24 02:20:24
●NSns-cloud-b4.googledomains.com2026-03-04 → 2026-03-24 · 2 obs
● 2026-03-24 02:20:24
●MXsmtp.google.com2026-03-04 → 2026-03-24 · 2 obs
● 2026-03-24 02:20:24
●A198.185.159.1442026-03-04 → 2026-03-24 · 2 obs
● 2026-03-24 02:20:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jbtcodelabs.com | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.38.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jbtcodelabs.com (unsigned zone)
⏱️ Timing
Total: 1058ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.185.159.144 |
| NS | 4 | ns-cloud-b3.googledomains.com, ns-cloud-b2.googledomains.com... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)
Analysis
IP Addresses
jbtcodelabs.com points to IP number 198.185.159.144.
For instance, other host names fierrogc.com, charthouseinn.com, dynastyballard.com, bloominggenius.org and igorsirotov.com share IP numbers with jbtcodelabs.com.
Name Servers
jbtcodelabs.com is delegated to four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
jbtcodelabs.com shares name servers with other domains at least partially, for example techvice.net, nwcgs.org, allthingsaupair.com, choonami.com and hs-ns.com.
Host names with two IP numbers:
ns-cloud-b1.googledomains.com points to: 2001:4860:4802:32::6b and 216.239.32.107
ns-cloud-b2.googledomains.com points to: 2001:4860:4802:34::6b and 216.239.34.107
ns-cloud-b3.googledomains.com points to: 2001:4860:4802:36::6b and 216.239.36.107
ns-cloud-b4.googledomains.com points to: 2001:4860:4802:38::6b and 216.239.38.107
Mail Servers
jbtcodelabs.com is handled by a single mail server, smtp.google.com.
jbtcodelabs.com shares the same mail server setup as other domains, for instance enviospet.com, youtube.soy, milbridgetheatre.org, lorkmall.com and losttrailsmadison.com.
jbtcodelabs.com shares mail servers with other domains at least partially; for instance hronboard.me, adalabs.org, congeequeen.com, sauberca.com and cloverbilling.co.
these mail servers are often used together with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 142.250.101.26, 142.250.101.27, 142.250.141.26, 142.250.141.27 and 142.251.2.26.