stacksoft.courses - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

stacksoft.courses

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:3fcd🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:9611🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.63.205Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.150.17🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScarl.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b6a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A2803:f800:50::6ca2:c16a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcarl.ns.cloudflare.com
A2a06:98c1:50::ac40:216a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcarl.ns.cloudflare.com
A108.162.193.106🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A172.64.33.106🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A173.245.59.106🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
NSmira.ns.cloudflare.com
A2606:4700:50::adf5:3acc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmira.ns.cloudflare.com
A2803:f800:50::6ca2:c0cc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmira.ns.cloudflare.com
A2a06:98c1:50::ac40:20cc🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmira.ns.cloudflare.com
A108.162.192.204🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmira.ns.cloudflare.com
A172.64.32.204🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmira.ns.cloudflare.com
A173.245.58.204🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmira.ns.cloudflare.com
TXTMS=ms96925500
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.63.205, 172.67.150.17
IPv6 hints2606:4700:3030::6815:3fcd, 2606:4700:3036::ac43:9611
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=200, name=cloudflare-ech.com
SOAcarl.ns.cloudflare.comdns@cloudflare.com serial=2414857864

courses

DNSSEC🔒 Signed (DS record present)
NSa.nic.courses ⭐
NSb.nic.courses
NSc.nic.courses
NSx.nic.courses
NSy.nic.courses
NSz.nic.courses
SOAa.nic.coursesadmin@tldns.godaddy serial=1790496019
⚠️ On DNS blocklist: spam-tlds

Same first word

stacksoft.co
stacksoft.io
stacksoft.com
stacksoft.com.ar
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stacksoft.xyz
stacksoft.shop
stacksoft.courses
stacksoft.co.uk
stacksoft.ru

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faststock.ru
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DNS History

6 records (6 active, 0 former)

NScarl.ns.cloudflare.commira.ns.cloudflare.comA104.21.63.205172.67.150.172606:4700:3030::6815:3fcd2606:4700:3036::ac43:9611
●NScarl.ns.cloudflare.com2026-09-06 → 2026-09-27 · 2 obs
● 2026-09-06 13:24:00
● 2026-09-27 09:24:54
●NSmira.ns.cloudflare.com2026-09-06 → 2026-09-27 · 2 obs
● 2026-09-06 13:24:00
● 2026-09-27 09:24:54
●A104.21.63.2052026-09-06 → 2026-09-27 · 2 obs
● 2026-09-06 13:24:00
● 2026-09-27 09:24:54
●A172.67.150.172026-09-06 → 2026-09-27 · 2 obs
● 2026-09-06 13:24:00
● 2026-09-27 09:24:54
●A2606:4700:3030::6815:3fcd2026-09-06 → 2026-09-27 · 2 obs
● 2026-09-06 13:24:00
● 2026-09-27 09:24:54
●A2606:4700:3036::ac43:96112026-09-06 → 2026-09-27 · 2 obs
● 2026-09-06 13:24:00
● 2026-09-27 09:24:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coursesz.nic.courses, b.nic.courses, x.nic.courses, y.nic.courses...12 records
stacksoft.coursescarl.ns.cloudflare.com, mira.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.204

NS records: carl.ns.cloudflare.com, mira.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stacksoft.courses (unsigned zone)

⏱️ Timing

Total: 897ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.63.205, 172.67.150.17
AAAA22606:4700:3030::6815:3fcd, 2606:4700:3036::ac43:9611
NS2carl.ns.cloudflare.com, mira.ns.cloudflare.com
TXT1MS=ms96925500
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1carl.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (z.nic.courses, z.nic.courses, b.nic.courses...)

Analysis

IP Addresses

stacksoft.courses resolves to four IP addresses: 104.21.63.205, 172.67.150.17, 2606:4700:3030::6815:3fcd and 2606:4700:3036::ac43:9611.

Two other host names, along with howdystar.com, gocaffe.de and nexavision.click, also share IP numbers with stacksoft.courses.

Name Servers

DNS delegation for stacksoft.courses points to two name servers: carl.ns.cloudflare.com and mira.ns.cloudflare.com.

stacksoft.courses shares its NS records with other domains, for example corebluen.courses, snownova.org, ukpropertyfinance.co.uk and two others.

stacksoft.courses has at least partial name server overlap with other domains, such as heavenspot-work.workers.dev, mikolop.com, gov-havocai.com and two others.

It is common to find these name servers paired with the name servers pam.ns.cloudflare.com.

DNS names with 6 IP addresses:

carl.ns.cloudflare.com has IP addresses 108.162.193.106, 172.64.33.106 and 173.245.59.106, plus 3 other.

mira.ns.cloudflare.com has IP addresses 108.162.192.204, 172.64.32.204 and 173.245.58.204, plus 3 other.