trailhead.dev - robtex.com

trailhead.dev

DNSSEC⚠️ Not signed
A146.75.29.145🇺🇸 Fastly146.75.28.0/22
NSdns01.salesforce.com ⭐
A2001:502:f3ff::9🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRdns01.salesforce.com
A204.74.108.235🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar
PTRdns01.salesforce.com
NSdns02.salesforce.com
A2610:a1:1014::9🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRdns02.salesforce.com
A204.74.109.235🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar
PTRdns02.salesforce.com
NSdns03.salesforce.com
A2610:a1:1015::9🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRdns03.salesforce.com
A199.7.68.235🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar
PTRdns03.salesforce.com
NSdns04.salesforce.com
A2001:502:4612::9🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRdns04.salesforce.com
A199.7.69.235🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar
PTRdns04.salesforce.com
NSdns05.salesforce.com
A2610:a1:1016::9🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar
PTRdns05.salesforce.com
A204.74.114.235🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar
PTRdns05.salesforce.com
NSdns06.salesforce.com
A2610:a1:1017::9🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar
PTRdns06.salesforce.com
A204.74.115.235🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar
PTRdns06.salesforce.com
TXTv=spf1 -all
TXT_globalsign-domain-verification=JoYbOPDKWZribGZezXhTmclcA86CzQ_j2ggEaNGxn8
SOAdns01.salesforce.comhostmaster@salesforce.com 2019-02-12 #8

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Subdomains

www.trailhead.dev

Same first word

trailhead.nl
trailhead.church
trailhead.cafe
trailhead.co
trailhead.co.th
trailhead.biz
trailhead.cloud
trailhead.today
trailhead.com.au
trailhead.ie
trailhead.com
trailhead.ch
trailhead.us
trailhead.ru
trailhead.sh
trailhead.page
trailhead.net
trailhead.ca
trailhead.co.il
trailhead.in
trailhead.luxe
trailhead.de
trailhead.info
trailhead.ventures
trailhead.org
trailhead.cn
trailhead.co.jp
trailhead.dev
trailhead.app
trailhead.institute
trailhead.new

Similar names

halitrade.com
dialearth.com
trialhead.com
deathrail.com
deltahair.com
dlairheat.com
earthdial.com
dlheatair.com
theraldia.co.uk
leahraidt.com
thedialar.com
tialheard.com

DNS History

12 records (7 active, 5 former)

NSdns01.salesforce.comdns02.salesforce.comdns03.salesforce.comdns04.salesforce.comdns05.salesforce.comdns06.salesforce.comA146.75.29.145146.75.117.145146.75.93.145151.101.205.145151.101.41.145199.232.37.145
●NSdns01.salesforce.com2026-02-20 → 2026-07-21 · 2 obs
● 2026-02-20 22:58:38
● 2026-07-21 01:07:38
●NSdns02.salesforce.com2026-02-20 → 2026-07-21 · 2 obs
● 2026-02-20 22:58:38
● 2026-07-21 01:07:38
●NSdns03.salesforce.com2026-02-20 → 2026-07-21 · 2 obs
● 2026-02-20 22:58:38
● 2026-07-21 01:07:38
●NSdns04.salesforce.com2026-02-20 → 2026-07-21 · 2 obs
● 2026-02-20 22:58:38
● 2026-07-21 01:07:38
●NSdns05.salesforce.com2026-02-20 → 2026-07-21 · 2 obs
● 2026-02-20 22:58:38
● 2026-07-21 01:07:38
●NSdns06.salesforce.com2026-02-20 → 2026-07-21 · 2 obs
● 2026-02-20 22:58:38
● 2026-07-21 01:07:38
○A146.75.117.1452026-03-16 → 2026-07-15 · 7 obs
○ 2026-02-25 13:23:52
● 2026-03-16 13:53:50
● 2026-03-16 16:38:24
○ 2026-03-18 21:19:18
● 2026-07-15 15:55:34
○ 2026-07-16 05:38:04
○ 2026-07-21 01:07:38
●A146.75.29.1452026-03-18 → 2026-07-21 · 10 obs
○ 2026-03-16 16:38:24
● 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
○ 2026-05-12 09:47:36
● 2026-07-21 01:07:34
● 2026-07-21 01:07:38
○A146.75.93.1452026-03-22 → 2026-07-16 · 7 obs
○ 2026-02-20 22:58:38
○ 2026-03-22 00:16:38
● 2026-03-22 07:41:20
○ 2026-04-17 01:22:44
● 2026-07-16 05:38:04
○ 2026-07-19 23:11:44
○ 2026-07-21 01:07:38
○A151.101.205.1452026-02-20 → 2026-05-12 · 7 obs
● 2026-02-20 22:58:38
● 2026-02-25 13:23:52
○ 2026-03-16 13:53:50
○ 2026-04-23 19:30:20
● 2026-05-12 09:47:36
○ 2026-07-15 15:55:34
○ 2026-07-21 01:07:38
○A151.101.41.1452026-07-19 → 2026-07-19 · 4 obs
○ 2026-07-16 05:38:04
● 2026-07-19 23:11:44
○ 2026-07-21 01:07:34
○ 2026-07-21 01:07:38
○A199.232.37.1452026-04-17 → 2026-04-17 · 4 obs
○ 2026-03-22 07:41:20
● 2026-04-17 01:22:44
○ 2026-04-20 03:51:40
○ 2026-07-21 01:07:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
trailhead.devdns06.salesforce.com, dns02.salesforce.com, dns03.salesforce.com, dns05.salesforce.com...-

✅ Authoritative Response

Server:204.74.114.235

NS records: dns06.salesforce.com, dns02.salesforce.com, dns03.salesforce.com, dns05.salesforce.com, dns01.salesforce.com, dns04.salesforce.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for trailhead.dev (unsigned zone)

⏱️ Timing

Total: 888ms | Queries: -

📄 Records

TypeCountSample Data
A1146.75.29.145
NS6dns01.salesforce.com, dns02.salesforce.com...
TXT2v=spf1 -all, _globalsign-domain-verification=JoYbOPDK
SOA1dns01.salesforce.com hostmaster.salesfor

Analysis

Hierarchy

www.trailhead.dev is delegated beneath trailhead.dev.

IP Addresses

trailhead.dev has exactly one IP address — 146.75.29.145.

Further host names like crm.dev and admin.dev overlap in IP numbers with trailhead.dev.

Name Servers

The DNS delegation for trailhead.dev covers 6 name servers: dns01.salesforce.com, dns02.salesforce.com, dns03.salesforce.com and 3 more.

There is at least partial name server overlap between trailhead.dev and other domains — tracesolution.de, 39.110.13.in-addr.arpa, 14.110.13.in-addr.arpa and two more among them.

These name servers tend to appear together with the name servers dns04.salesforce.com, dns05.salesforce.com and dns06.salesforce.com, plus two others.

Host names pointing to two IP addresses:

dns01.salesforce.com maps to two IP addresses — 204.74.108.235 and 2001:502:f3ff::9.

dns02.salesforce.com maps to two IP addresses — 204.74.109.235 and 2610:a1:1014::9.

dns03.salesforce.com maps to two IP addresses — 199.7.68.235 and 2610:a1:1015::9.

dns04.salesforce.com maps to two IP addresses — 199.7.69.235 and 2001:502:4612::9.

dns05.salesforce.com maps to two IP addresses — 204.74.114.235 and 2610:a1:1016::9.

dns06.salesforce.com maps to two IP addresses — 204.74.115.235 and 2610:a1:1017::9.