trailhead.dev - robtex.com
trailhead.dev
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Subdomains
www.trailhead.dev |
Same first word
Similar names
ahlitrade.com |
dialearth.com |
deathrail.com |
deltahair.com |
dlairheat.com |
earthdial.com |
dlheatair.com |
theraldia.co.uk |
leahraidt.com |
thedialar.com |
tialheard.com |
DNS History
11 records (7 active, 4 former)
●NSdns01.salesforce.com2026-02-20 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:20
●NSdns02.salesforce.com2026-02-20 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:20
●NSdns03.salesforce.com2026-02-20 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:20
●NSdns04.salesforce.com2026-02-20 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:20
●NSdns05.salesforce.com2026-02-20 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:20
●NSdns06.salesforce.com2026-02-20 → 2026-04-23 · 2 obs
● 2026-04-23 19:30:20
○A146.75.117.1452026-03-16 → 2026-03-16 · 5 obs
● 2026-03-16 13:53:50
● 2026-03-16 16:38:24
○ 2026-03-18 21:19:18
○ 2026-04-23 19:30:20
●A146.75.29.1452026-03-18 → 2026-04-23 · 7 obs
● 2026-03-18 21:19:18
● 2026-03-22 00:16:38
○ 2026-03-22 07:41:20
○ 2026-04-17 01:22:44
● 2026-04-20 03:51:40
● 2026-04-23 19:30:20
○A146.75.93.1452026-03-22 → 2026-03-22 · 5 obs
○ 2026-03-22 00:16:38
● 2026-03-22 07:41:20
○ 2026-04-17 01:22:44
○ 2026-04-23 19:30:20
○A151.101.205.1452026-02-20 → 2026-02-25 · 4 obs
● 2026-02-25 13:23:52
○ 2026-03-16 13:53:50
○ 2026-04-23 19:30:20
○A199.232.37.1452026-04-17 → 2026-04-17 · 4 obs
● 2026-04-17 01:22:44
○ 2026-04-20 03:51:40
○ 2026-04-23 19:30:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| trailhead.dev | dns01.salesforce.com, dns05.salesforce.com, dns06.salesforce.com, dns03.salesforce.com... | - |
✅ Authoritative Response
Server:204.74.115.235
NS records: dns01.salesforce.com, dns05.salesforce.com, dns06.salesforce.com, dns03.salesforce.com, dns04.salesforce.com, dns02.salesforce.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for trailhead.dev (unsigned zone)
⏱️ Timing
Total: 659ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 199.232.37.145 |
| NS | 6 | dns01.salesforce.com, dns02.salesforce.com... |
| TXT | 2 | v=spf1 -all, _globalsign-domain-verification=JoYbOPDK |
| SOA | 1 | dns01.salesforce.com hostmaster.salesfor |
Analysis
Hierarchy
The parent of www.trailhead.dev is trailhead.dev.
IP Addresses
trailhead.dev points to a single IP: 146.75.29.145.
Other host names such as crm.dev and mytrailhead.com share IP numbers with trailhead.dev.
Name Servers
trailhead.dev is delegated to six name servers: dns01.salesforce.com, dns02.salesforce.com, dns03.salesforce.com, dns04.salesforce.com, dns05.salesforce.com and dns06.salesforce.com.
trailhead.dev partially shares name servers with other domains; examples include tracesolution.de, 39.110.13.in-addr.arpa, 14.110.13.in-addr.arpa, auth.exacttarget.com and mobifycareers.com.
These name servers are often used with the name servers u2dns1.salesforce.com and u2dns2.salesforce.com.
Host names with two IP numbers:
dns01.salesforce.com points to: 2001:502:f3ff::9 and 204.74.108.235.
dns02.salesforce.com points to: 2610:a1:1014::9 and 204.74.109.235.
dns03.salesforce.com points to: 2610:a1:1015::9 and 199.7.68.235.
dns04.salesforce.com points to: 2001:502:4612::9 and 199.7.69.235.
dns05.salesforce.com points to: 2610:a1:1016::9 and 204.74.114.235.
dns06.salesforce.com points to: 2610:a1:1017::9 and 204.74.115.235.