designcourse.top - robtex.com
designcourse.top
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:9dbe🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:e2f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.14.47Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.157.190🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | clyde.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b5b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clyde.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c15b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | clyde.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:215b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | clyde.ns.cloudflare.com | ||||||
| A | 108.162.193.91🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clyde.ns.cloudflare.com | ||||||
| A | 172.64.33.91🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clyde.ns.cloudflare.com | ||||||
| A | 173.245.59.91🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | clyde.ns.cloudflare.com | ||||||
| NS | emma.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | emma.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c070🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | emma.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2070🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | emma.ns.cloudflare.com | ||||||
| A | 108.162.192.112🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | emma.ns.cloudflare.com | ||||||
| A | 172.64.32.112🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | emma.ns.cloudflare.com | ||||||
| A | 173.245.58.112🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | emma.ns.cloudflare.com | ||||||
| MX | mx.imeo.si ⭐ | ||||||
| A | 213.232.235.212🇷🇺 AlexHost213.232.235.0/24 | ||||||
| PTR | ru1.henull.com | ||||||
| TXT | v=spf1 a mx include:spf.imeo.si ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.14.47, 172.67.157.190 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:9dbe, 2606:4700:3037::6815:e2f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=87, name=cloudflare-ech.com | ||||||
| SOA | clyde.ns.cloudflare.comdns@cloudflare.com serial=2409440953 | ||||||
top
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.zdnscloud.com ⭐ | ||||||
| NS | a.zdnscloud.cn | ||||||
| NS | b.zdnscloud.cn | ||||||
| NS | c.zdnscloud.com | ||||||
| NS | d.zdnscloud.com | ||||||
| NS | e.zdnscloud.cn | ||||||
| NS | f.zdnscloud.cn | ||||||
| NS | i.zdnscloud.cn | ||||||
| NS | j.zdnscloud.com | ||||||
| TXT | 2026-07-15_15:30:01 | ||||||
| SOA | a.zdnscloud.comtd_dns_gtld@knet.cn serial=1396462346 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSclyde.ns.cloudflare.com2026-06-30 → 2026-07-15 · 2 obs
● 2026-07-15 07:33:34
●NSemma.ns.cloudflare.com2026-06-30 → 2026-07-15 · 2 obs
● 2026-07-15 07:33:34
●A104.21.14.472026-06-30 → 2026-07-15 · 2 obs
● 2026-07-15 07:33:34
●A172.67.157.1902026-06-30 → 2026-07-15 · 2 obs
● 2026-07-15 07:33:34
●A2606:4700:3030::ac43:9dbe2026-06-30 → 2026-07-15 · 2 obs
● 2026-07-15 07:33:34
●A2606:4700:3037::6815:e2f2026-06-30 → 2026-07-15 · 2 obs
● 2026-07-15 07:33:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| top | a.zdnscloud.cn, e.zdnscloud.cn, b.zdnscloud.cn, j.zdnscloud.com... | 9 records |
| designcourse.top | emma.ns.cloudflare.com, clyde.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.91
NS records: emma.ns.cloudflare.com, clyde.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for designcourse.top (unsigned zone)
⏱️ Timing
Total: 1235ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.14.47, 172.67.157.190 |
| AAAA | 2 | 2606:4700:3030::ac43:9dbe, 2606:4700:3037::6815:e2f |
| NS | 2 | clyde.ns.cloudflare.com, emma.ns.cloudflare.com |
| MX | 1 | mx.imeo.si (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.imeo.si ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | clyde.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 9
Out-of-bailiwick: 9 (f.zdnscloud.cn, e.zdnscloud.cn, d.zdnscloud.com...)
Analysis
IP Addresses
designcourse.top directs to four IP numbers, which are 104.21.14.47, 172.67.157.190, 2606:4700:3030::ac43:9dbe and 2606:4700:3037::6815:e2f.
thaiway.co.th, ns1.thecosmicorderingsite.com, 6446c6szx880drefsyxdp.online plus two other host names have IP numbers in common with designcourse.top.
Name Servers
Two name servers handle the delegation for designcourse.top: clyde.ns.cloudflare.com and emma.ns.cloudflare.com.
The name server configuration of designcourse.top is shared with other domains, for instance kirigami.co, a-ideale.ru, naijanobs.com and two others.
There is at least partial name server overlap between designcourse.top and other domains — strike10.com, postal-codes.co.za, bonusdealers.com and two more among them.
The name servers elle.ns.cloudflare.com, brad.ns.cloudflare.com and lila.ns.cloudflare.com are often found in combination with these name servers.
Hosts with 6 IP addresses each:
clyde.ns.cloudflare.com resolves to 108.162.193.91, 172.64.33.91 and 173.245.59.91 among others, with 3 other IP addresses in total.
emma.ns.cloudflare.com resolves to 108.162.192.112, 172.64.32.112 and 173.245.58.112 among others, with 3 other IP addresses in total.
Mail Servers
designcourse.top uses one mail server — mx.imeo.si.
The mail server setup of designcourse.top matches that of other domains such as courseamz.com, tradingaz.net, henull.com and two others.
Some mail servers of designcourse.top are also used by other domains, notably thedlcourse.com and mmocourse.hk.
mx.imeo.si carries a single IP number, which is 213.232.235.212.