martcourse.de - robtex.com
martcourse.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:8b1🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:9dcb🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.8.177Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.157.203🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | aria.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a44🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aria.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c044🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | aria.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2044🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | aria.ns.cloudflare.com | ||||||
| A | 108.162.192.68🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aria.ns.cloudflare.com | ||||||
| A | 172.64.32.68🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aria.ns.cloudflare.com | ||||||
| A | 173.245.58.68🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aria.ns.cloudflare.com | ||||||
| NS | mario.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bcb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1cb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21cb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 108.162.193.203🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 172.64.33.203🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| A | 173.245.59.203🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mario.ns.cloudflare.com | ||||||
| TXT | google-site-verification=GyC7DjCTTFKEUJQD1Bok4EZRkFz2R4kMPm7MWIBi3E0 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.8.177, 172.67.157.203 | ||||||
| IPv6 hints | 2606:4700:3035::6815:8b1, 2606:4700:3037::ac43:9dcb | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com | ||||||
| SOA | aria.ns.cloudflare.comdns@cloudflare.com serial=2398964255 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1777398088 | ||||||
Same first word
martcourse.expert |
martcourse.zone |
martcourse.de |
Similar names
DNS History
6 records (6 active, 0 former)
●NSaria.ns.cloudflare.com2026-03-25 → 2026-04-28 · 2 obs
● 2026-04-28 17:52:34
●NSmario.ns.cloudflare.com2026-03-25 → 2026-04-28 · 2 obs
● 2026-04-28 17:52:34
●A104.21.8.1772026-03-25 → 2026-04-28 · 2 obs
● 2026-04-28 17:52:34
●A172.67.157.2032026-03-25 → 2026-04-28 · 2 obs
● 2026-04-28 17:52:34
●A2606:4700:3035::6815:8b12026-03-25 → 2026-04-28 · 2 obs
● 2026-04-28 17:52:34
●A2606:4700:3037::ac43:9dcb2026-03-25 → 2026-04-28 · 2 obs
● 2026-04-28 17:52:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| martcourse.de | mario.ns.cloudflare.com, aria.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.68
NS records: mario.ns.cloudflare.com, aria.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for martcourse.de (unsigned zone)
⏱️ Timing
Total: 1126ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.157.203, 104.21.8.177 |
| AAAA | 2 | 2606:4700:3035::6815:8b1, 2606:4700:3037::ac43:9dcb |
| NS | 2 | aria.ns.cloudflare.com, mario.ns.cloudflare.com |
| TXT | 1 | google-site-verification=GyC7DjCTTFKEUJQ |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | aria.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
Four IP numbers are pointed to by martcourse.de: 2606:4700:3035::6815:8b1, 2606:4700:3037::ac43:9dcb, 104.21.8.177 and 172.67.157.203.
other host names including online-kazino-lv.org, lordfilmr.pro, brotech.space, tdlfy.com and i.win79.top share IP numbers with martcourse.de.
Name Servers
martcourse.de is delegated to two name servers aria.ns.cloudflare.com and mario.ns.cloudflare.com.
martcourse.de shares the same name server setup as other domains, for instance fibcourse.team, warecourse.team, martcourse.expert, martcourse.zone and estocourse.chat.
martcourse.de at least partially shares name servers with other domains, for instance antechno.ru, benchmark.stream, armyofwebsites.com, saiti.it and cdog.dev.
These name servers are commonly used with igor.ns.cloudflare.com, elaine.ns.cloudflare.com and nataly.ns.cloudflare.com.
Host names with six IP numbers:
Host name aria.ns.cloudflare.com points to: 2606:4700:50::adf5:3a44, 2803:f800:50::6ca2:c044, 2a06:98c1:50::ac40:2044, 108.162.192.68, 172.64.32.68 and 173.245.58.68.
Host name mario.ns.cloudflare.com points to: 2606:4700:58::adf5:3bcb, 2803:f800:50::6ca2:c1cb, 2a06:98c1:50::ac40:21cb, 108.162.193.203, 172.64.33.203 and 173.245.59.203.