learn.semtech.com - robtex.com

learn.semtech.com

DNSSEC⚠️ Not signed
A2606:4700::6812:1eda🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700::6812:1fda🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.30.218Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.18.31.218Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjasper.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cb6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjasper.ns.cloudflare.com
A2803:f800:50::6ca2:c3b6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjasper.ns.cloudflare.com
A2a06:98c1:50::ac40:23b6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjasper.ns.cloudflare.com
A108.162.195.182🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjasper.ns.cloudflare.com
A162.159.44.182Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjasper.ns.cloudflare.com
A172.64.35.182🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjasper.ns.cloudflare.com
NSligia.ns.cloudflare.com
A2606:4700:50::a29f:2604🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRligia.ns.cloudflare.com
A2803:f800:50::6ca2:c204🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRligia.ns.cloudflare.com
A2a06:98c1:50::ac40:2204🇺🇸 Cloudflare2a06:98c1:50::/45
PTRligia.ns.cloudflare.com
A108.162.194.4🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRligia.ns.cloudflare.com
A162.159.38.4Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRligia.ns.cloudflare.com
A172.64.34.4🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRligia.ns.cloudflare.com
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.18.30.218, 104.18.31.218
IPv6 hints2606:4700::6812:1eda, 2606:4700::6812:1fda
SOAjasper.ns.cloudflare.comdns@cloudflare.com serial=2407670478

semtech.com

DNSSEC⚠️ Not signed
A149.97.171.6🇺🇸 Equinix149.97.168.0/22 , Inc. One Lagoon Drive, 4th Floor Redwood City, CA 94065
NSdns1.cscdns.net ⭐
NSdns2.cscdns.net
MXusb-smtp-inbound-1.mimecast.com ⭐
MXusb-smtp-inbound-2.mimecast.com ⭐
TXT_gh-hl79mcu-o
TXT3mi34010cidfqphd97srfaqgil
TXT6r07dgqbj84q8m5hikjlat1b54
TXT0ed1fe018a4870ffd17f2b458ab5a3a1f1992e2972
TXT0ed1fe018ac257ae25eecc4ea6b30b9f32ecaf3d95
TXTapple-domain-verification=GQWnl3kUPa9t4XuP
TXTdocusign=c784a528-fed7-485e-8058-cf1163e81f6d
TXTcursor-domain-verification-nhjxwd=eYt6Qa8vUGeyhtYlrml8XPiyZ
TXTsmartsheet-site-validation=V7gQH-JYbJQBVoZr7eRHbmzGUKqw0w2K
TXTanthropic-domain-verification-8kdsc6=aQEWxqJwC1LBC369i5mF311Vn
TXTgoogle-site-verification=JoPb-EiUUdG7oiHR4CU0ZskYDM7wJ9m4raWQS6CoBfM
TXTh1-domain-verification=1HdHypxv2TBbH8E3peWw5nSaWnvmb8An19zJVmsAav3QAwgm
TXThubspot-developer-verification=NGVhMmVlNTktNTM3Ni00MDUwLTk3OTgtNGU4ZDRjZDM5NzU0
TXT8dEuIM7/8jPfdFjzThA0uis6+GeZw6Ye5v0VXK2flRV5Io24sAaTx6nLMJ1QfnqnqbSQnt0mufjUo...
TXTatlassian-domain-verification=F7l/pxDrLxwLUjzeNrtPdiruuYKmbv5yI/SrifQSn49pP8y...
TXTatlassian-domain-verification=fMkkZYJqn2OpOO68FhgCQsUV7s5482R0YP1z2UZjVyH9bgi...
TXTatlassian-domain-verification=po3vmLR6jIksDtwR026afdHogrv3YW02GvLYfzw3AVI2stO...
TXTv=spf1 include:spf.protection.outlook.com include:2507363.spf05.hubspotemail....
SOAdns1.cscdns.nethostmaster@cscdns.net 2009-10-24 #91
WOT: SAFE (62/100)
rank #25696 globally
rank #12658 in the tld
WOT: SAFE (69/100)
📈 Tranco rank: #81,788

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DNS History

6 records (6 active, 0 former)

NSjasper.ns.cloudflare.comligia.ns.cloudflare.comA104.18.30.218104.18.31.2182606:4700::6812:1eda2606:4700::6812:1fda
●NSjasper.ns.cloudflare.com2026-07-12 → 2026-08-01 · 2 obs
● 2026-07-12 11:00:18
● 2026-08-01 19:51:42
●NSligia.ns.cloudflare.com2026-07-12 → 2026-08-01 · 2 obs
● 2026-07-12 11:00:18
● 2026-08-01 19:51:42
●A104.18.30.2182026-07-12 → 2026-08-01 · 2 obs
● 2026-07-12 11:00:18
● 2026-08-01 19:51:42
●A104.18.31.2182026-07-12 → 2026-08-01 · 2 obs
● 2026-07-12 11:00:18
● 2026-08-01 19:51:42
●A2606:4700::6812:1eda2026-07-12 → 2026-08-01 · 2 obs
● 2026-07-12 11:00:18
● 2026-08-01 19:51:42
●A2606:4700::6812:1fda2026-07-12 → 2026-08-01 · 2 obs
● 2026-07-12 11:00:18
● 2026-08-01 19:51:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net...-
semtech.comdns1.cscdns.net, dns2.cscdns.net-
learn.semtech.comligia.ns.cloudflare.com, jasper.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.182

NS records: ligia.ns.cloudflare.com, jasper.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for semtech.com (unsigned zone)

⏱️ Timing

Total: 268ms | Queries: -

📄 Records

TypeCountSample Data
A2104.18.31.218, 104.18.30.218
AAAA22606:4700::6812:1fda, 2606:4700::6812:1eda
NS2jasper.ns.cloudflare.com, ligia.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1jasper.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

learn.semtech.com has four IP addresses: 104.18.30.218, 104.18.31.218, 2606:4700::6812:1eda and 2606:4700::6812:1fda.

zhu1-4853083.9-1-2-d.com, utnice.com, dj5.com and two other host names share IP numbers with learn.semtech.com.

Name Servers

learn.semtech.com is served by two delegated name servers, jasper.ns.cloudflare.com and ligia.ns.cloudflare.com.

learn.semtech.com uses the same name servers as several other domains — among them dgpeterbilt.com, peterbiltofne.net, nhandinhkeo.io and two more.

learn.semtech.com shares at least some of its name servers with other domains, including santiny.net, art-gs.ru, carnivalcruise.ru and two others.

These name servers are frequently paired with the name servers elly.ns.cloudflare.com, rex.ns.cloudflare.com and giancarlo.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

jasper.ns.cloudflare.com carries IP addresses 108.162.195.182, 162.159.44.182 and 172.64.35.182, with 3 other addresses beyond those.

ligia.ns.cloudflare.com carries IP addresses 108.162.194.4, 162.159.38.4 and 172.64.34.4, with 3 other addresses beyond those.