semtec.ca - dns.ninja

semtec.ca

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:44d5🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:c6ab🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.68.213Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.198.171🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSduke.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b6e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A2803:f800:50::6ca2:c16e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRduke.ns.cloudflare.com
A2a06:98c1:50::ac40:216e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRduke.ns.cloudflare.com
A108.162.193.110🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A172.64.33.110🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A173.245.59.110🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
NSrihana.ns.cloudflare.com
A2606:4700:50::adf5:3af4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrihana.ns.cloudflare.com
A2803:f800:50::6ca2:c0f4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrihana.ns.cloudflare.com
A2a06:98c1:50::ac40:20f4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrihana.ns.cloudflare.com
A108.162.192.244🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrihana.ns.cloudflare.com
A172.64.32.244🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrihana.ns.cloudflare.com
A173.245.58.244🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrihana.ns.cloudflare.com
MXd115498a.ess.barracudanetworks.com ⭐
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
MXd115498b.ess.barracudanetworks.com(20)
A209.222.82.252🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.253🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
A209.222.82.255🇺🇸 Amazon209.222.82.0/24 EC2 Prefix
PTRmail.ess.barracuda.com
TXTv=spf1 a:spfip.semtec.ca include:spf.ess.barracudanetworks.com include:spf.p...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.68.213, 172.67.198.171
IPv6 hints2606:4700:3031::6815:44d5, 2606:4700:3036::ac43:c6ab
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=126, name=cloudflare-ech.com
SOAduke.ns.cloudflare.comdns@cloudflare.com serial=2410111281

ca

DNSSEC🔒 Signed (DS record present)
NSprd-czp-05.corp.cira.ca ⭐
NSany.ca-servers.ca
NSc.ca-servers.ca
NSd.ca-servers.ca
NSj.ca-servers.ca
SOAprd-czp-05.corp.cira.caadmin-dns@cira.ca serial=2608051630

Same first word

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Similar names

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esmtec.com
tesmec.net
tesmec.in
cemtes.com
tesmec.biz
tesmec.com.br
tesmec.kz
tesmec.ae
smetec.eu

DNS History

20 records (8 active, 12 former)

20162017201820192020202120222023202420252026NSduke.ns.cloudflare.comrihana.ns.cloudflare.comns17.domaincontrol.comns18.domaincontrol.comMXd115498a.ess.barracudanetworks.comd115498b.ess.barracudanetworks.comin-mig04.hes.trendmicro.commx1.shci.camx2.shci.caA104.21.68.213172.67.198.1712606:4700:3031::6815:44d52606:4700:3036::ac43:c6ab184.175.96.247188.114.96.0188.114.97.02606:4700:3034::ac43:c6ab2a06:98c1:3120::2a06:98c1:3121::50.63.202.84
●NSduke.ns.cloudflare.com2026-03-24 → 2026-08-05 · 3 obs
○ 2017-05-13 19:09:10
● 2026-03-24 17:42:24
● 2026-08-05 16:59:20
○NSns17.domaincontrol.com2015-08-11 → 2017-05-13 · 4 obs
● 2015-08-11 06:20:48
● 2017-05-13 19:09:10
○ 2026-03-24 17:42:24
○ 2026-08-05 16:59:20
○NSns18.domaincontrol.com2015-08-11 → 2017-05-13 · 4 obs
● 2015-08-11 06:20:48
● 2017-05-13 19:09:10
○ 2026-03-24 17:42:24
○ 2026-08-05 16:59:20
●NSrihana.ns.cloudflare.com2026-03-24 → 2026-08-05 · 3 obs
○ 2017-05-13 19:09:10
● 2026-03-24 17:42:24
● 2026-08-05 16:59:20
●MXd115498a.ess.barracudanetworks.com2026-03-24 → 2026-08-05 · 3 obs
○ 2017-05-13 19:09:10
● 2026-03-24 17:42:24
● 2026-08-05 16:59:20
●MXd115498b.ess.barracudanetworks.com2026-03-24 → 2026-08-05 · 3 obs
○ 2017-05-13 19:09:10
● 2026-03-24 17:42:24
● 2026-08-05 16:59:20
○MXin-mig04.hes.trendmicro.com2015-08-11 → 2016-07-09 · 4 obs
● 2015-08-11 06:20:48
● 2016-07-09 07:52:50
○ 2017-03-08 10:12:30
○ 2026-08-05 16:59:20
○MXmx1.shci.ca2017-03-08 → 2017-05-13 · 5 obs
○ 2016-07-09 07:52:50
● 2017-03-08 10:12:30
● 2017-05-13 19:09:10
○ 2026-03-24 17:42:24
○ 2026-08-05 16:59:20
○MXmx2.shci.ca2017-03-08 → 2017-05-13 · 5 obs
○ 2016-07-09 07:52:50
● 2017-03-08 10:12:30
● 2017-05-13 19:09:10
○ 2026-03-24 17:42:24
○ 2026-08-05 16:59:20
●A104.21.68.2132026-03-24 → 2026-08-05 · 5 obs
○ 2017-05-13 19:09:10
● 2026-03-24 17:42:24
○ 2026-07-05 00:43:00
● 2026-07-11 20:16:16
● 2026-08-05 16:59:20
●A172.67.198.1712026-03-24 → 2026-08-05 · 5 obs
○ 2017-05-13 19:09:10
● 2026-03-24 17:42:24
○ 2026-07-05 00:43:00
● 2026-07-11 20:16:16
● 2026-08-05 16:59:20
○A184.175.96.2472017-05-13 → 2017-05-13 · 4 obs
○ 2017-03-08 10:12:30
● 2017-05-13 19:09:10
○ 2026-03-24 17:42:24
○ 2026-08-05 16:59:20
○A188.114.96.02026-07-05 → 2026-07-05 · 4 obs
○ 2026-03-24 17:42:24
● 2026-07-05 00:43:00
○ 2026-07-11 20:16:16
○ 2026-08-05 16:59:20
○A188.114.97.02026-07-05 → 2026-07-05 · 4 obs
○ 2026-03-24 17:42:24
● 2026-07-05 00:43:00
○ 2026-07-11 20:16:16
○ 2026-08-05 16:59:20
●A2606:4700:3031::6815:44d52026-03-24 → 2026-08-05 · 5 obs
○ 2017-05-13 19:09:10
● 2026-03-24 17:42:24
○ 2026-07-05 00:43:00
● 2026-07-11 20:16:16
● 2026-08-05 16:59:20
○A2606:4700:3034::ac43:c6ab2026-03-24 → 2026-06-17 · 5 obs
○ 2017-05-13 19:09:10
● 2026-03-24 17:42:24
● 2026-06-17 02:31:22
○ 2026-06-27 14:40:26
○ 2026-08-05 16:59:20
●A2606:4700:3036::ac43:c6ab2026-06-27 → 2026-08-05 · 5 obs
○ 2026-06-17 02:31:22
● 2026-06-27 14:40:26
○ 2026-07-05 00:43:00
● 2026-07-11 20:16:16
● 2026-08-05 16:59:20
○A2a06:98c1:3120::2026-07-05 → 2026-07-05 · 4 obs
○ 2026-03-24 17:42:24
● 2026-07-05 00:43:00
○ 2026-07-11 20:16:16
○ 2026-08-05 16:59:20
○A2a06:98c1:3121::2026-07-05 → 2026-07-05 · 4 obs
○ 2026-03-24 17:42:24
● 2026-07-05 00:43:00
○ 2026-07-11 20:16:16
○ 2026-08-05 16:59:20
○A50.63.202.842015-08-11 → 2017-03-08 · 4 obs
● 2015-08-11 06:20:48
● 2017-03-08 10:12:30
○ 2017-05-13 19:09:10
○ 2026-08-05 16:59:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
caany.ca-servers.ca, d.ca-servers.ca, c.ca-servers.ca, j.ca-servers.ca-
semtec.caduke.ns.cloudflare.com, rihana.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.110

NS records: duke.ns.cloudflare.com, rihana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for semtec.ca (unsigned zone)

⏱️ Timing

Total: 732ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.198.171, 104.21.68.213
AAAA22606:4700:3031::6815:44d5, 2606:4700:3036::ac43:c6ab
NS2duke.ns.cloudflare.com, rihana.ns.cloudflare.com
MX2d115498a.ess.barracudanetworks.com (pri:, d115498b.ess.barracudanetworks.com (pri:
TXT1v=spf1 a:spfip.semtec.ca include:spf.es
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1duke.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

semtec.ca resolves to four IP addresses: 104.21.68.213, 172.67.198.171, 2606:4700:3031::6815:44d5 and 2606:4700:3036::ac43:c6ab.

Two other host names, along with nyko.be, baydanlarmobilya.com.tr and 0ykzvc.gd8327.com, also share IP numbers with semtec.ca.

Name Servers

semtec.ca is served by two delegated name servers, duke.ns.cloudflare.com and rihana.ns.cloudflare.com.

semtec.ca shares its NS records with other domains, for example adm-mda.com, acrooks.com, theinspiretalks.com and two others.

semtec.ca has at least partial name server overlap with other domains, such as flyefc.ca, masakkamutr.com, navar.co.uk and two others.

It is common to see these name servers used together with name servers harley.ns.cloudflare.com and rita.ns.cloudflare.com.

DNS names with 6 IP addresses:

duke.ns.cloudflare.com carries IP addresses 108.162.193.110, 172.64.33.110 and 173.245.59.110, with 3 other addresses beyond those.

rihana.ns.cloudflare.com carries IP addresses 108.162.192.244, 172.64.32.244 and 173.245.58.244, with 3 other addresses beyond those.

Mail Servers

semtec.ca is served by two mail servers, d115498a.ess.barracudanetworks.com and d115498b.ess.barracudanetworks.com.

The hostnames d115498a.ess.barracudanetworks.com and d115498b.ess.barracudanetworks.com each point to three IP numbers — 209.222.82.252, 209.222.82.253 and 209.222.82.255 — with identical mappings.

These two host names — d115498a.ess.barracudanetworks.com and d115498b.ess.barracudanetworks.com — each point to 209.222.82.252 IP addresses.

These two host names — d115498a.ess.barracudanetworks.com and d115498b.ess.barracudanetworks.com — each point to 209.222.82.253 IP addresses.

These two host names — d115498a.ess.barracudanetworks.com and d115498b.ess.barracudanetworks.com — each point to 209.222.82.255 IP addresses.