coursesfast.com - robtex.com
coursesfast.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:9616🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:1dfa🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.29.250Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.150.22🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | igor.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b77🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | igor.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c177🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | igor.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2177🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | igor.ns.cloudflare.com | ||||||
| A | 108.162.193.119🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | igor.ns.cloudflare.com | ||||||
| A | 172.64.33.119🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | igor.ns.cloudflare.com | ||||||
| A | 173.245.59.119🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | igor.ns.cloudflare.com | ||||||
| NS | macy.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:264e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | macy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c24e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | macy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:224e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | macy.ns.cloudflare.com | ||||||
| A | 108.162.194.78🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | macy.ns.cloudflare.com | ||||||
| A | 162.159.38.78Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | macy.ns.cloudflare.com | ||||||
| A | 172.64.34.78🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | macy.ns.cloudflare.com | ||||||
| MX | mx1.privateemail.com ⭐ | ||||||
| A | 162.255.118.7🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | mx1.privateemail.com | ||||||
| MX | mx2.privateemail.com ⭐ | ||||||
| A | 162.255.118.8🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | mx2.privateemail.com | ||||||
| TXT | v=spf1 include:spf.privateemail.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.29.250, 172.67.150.22 | ||||||
| IPv6 | 2606:4700:3032::ac43:9616, 2606:4700:3037::6815:1dfa | ||||||
| SOA | igor.ns.cloudflare.comdns@cloudflare.com serial=2397259174 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
coursesfast.com |
Similar names
DNS History
8 records (8 active, 0 former)
●NSigor.ns.cloudflare.com2026-02-18 → 2026-03-14 · 2 obs
● 2026-03-14 15:22:42
●NSmacy.ns.cloudflare.com2026-02-18 → 2026-03-14 · 2 obs
● 2026-03-14 15:22:42
●MXmx1.privateemail.com2026-02-18 → 2026-03-14 · 2 obs
● 2026-03-14 15:22:42
●MXmx2.privateemail.com2026-02-18 → 2026-03-14 · 2 obs
● 2026-03-14 15:22:42
●A104.21.29.2502026-02-18 → 2026-03-14 · 2 obs
● 2026-03-14 15:22:42
●A172.67.150.222026-02-18 → 2026-03-14 · 2 obs
● 2026-03-14 15:22:42
●A2606:4700:3032::ac43:96162026-02-18 → 2026-03-14 · 2 obs
● 2026-03-14 15:22:42
●A2606:4700:3037::6815:1dfa2026-02-18 → 2026-03-14 · 2 obs
● 2026-03-14 15:22:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net... | - |
| coursesfast.com | igor.ns.cloudflare.com, macy.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.193.119
NS records: igor.ns.cloudflare.com, macy.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursesfast.com (unsigned zone)
⏱️ Timing
Total: 1660ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.29.250, 172.67.150.22 |
| AAAA | 2 | 2606:4700:3037::6815:1dfa, 2606:4700:3032::ac43:9616 |
| NS | 2 | igor.ns.cloudflare.com, macy.ns.cloudflare.com |
| MX | 2 | mx1.privateemail.com (pri: 10), mx2.privateemail.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.privateemail.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | igor.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (igor.ns.cloudflare.com, igor.ns.cloudflare.com, igor.ns.cloudflare.com...)
Analysis
IP Addresses
coursesfast.com maps to four IP numbers: 2606:4700:3032::ac43:9616, 2606:4700:3037::6815:1dfa, 104.21.29.250 and 172.67.150.22.
Other host names such as getsuccess360.com, cpcalendars.nbyte.dev, gazook.irish, getvideolink.com.cdn.cloudflare.net and kamagraxl.top share IPs with coursesfast.com.
Name Servers
Two name servers igor.ns.cloudflare.com and macy.ns.cloudflare.com handle the delegation for coursesfast.com.
The name server setup for coursesfast.com is the same as that used by other domains, for instance digitalassistant.academy, solar.co.za, plinko-registration.com and medismailing.com.
coursesfast.com at least partially shares name servers with other domains, for example aihosting.in, sju.org.sa, suwandichow.com, thebreadinc.com and escortesdeluxo.com.
These name servers are often used together with eva.ns.cloudflare.com and woz.ns.cloudflare.com.
Host names with six IP numbers:
igor.ns.cloudflare.com points to 2606:4700:58::adf5:3b77, 2803:f800:50::6ca2:c177, 2a06:98c1:50::ac40:2177, 108.162.193.119, 172.64.33.119 and 173.245.59.119.
macy.ns.cloudflare.com points to 2606:4700:50::a29f:264e, 2803:f800:50::6ca2:c24e, 2a06:98c1:50::ac40:224e, 108.162.194.78, 162.159.38.78 and 172.64.34.78.
Mail Servers
Two mail servers handle coursesfast.com: mx1.privateemail.com and mx2.privateemail.com.
coursesfast.com shares the same mail server setup as other domains, including xbelas.com, neonsign.ca, anguelov.net, breakthecode.net and sunjogo.com.
coursesfast.com shares at least some mail servers with other domains, for example wiz.link and usenet.org.
Host names with one IP number:
mx1.privateemail.com points to 162.255.118.7; mx2.privateemail.com points to 162.255.118.8.