study20.space - robtex.com
study20.space
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:5951🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:8b10🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.89.81Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.139.16🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | hans.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3baf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hans.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1af🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | hans.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21af🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | hans.ns.cloudflare.com | ||||||
| A | 108.162.193.175🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hans.ns.cloudflare.com | ||||||
| A | 172.64.33.175🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hans.ns.cloudflare.com | ||||||
| A | 173.245.59.175🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hans.ns.cloudflare.com | ||||||
| NS | josephine.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2640🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c240🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2240🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 108.162.194.64🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 162.159.38.64Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| A | 172.64.34.64🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | josephine.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.89.81, 172.67.139.16 | ||||||
| IPv6 | 2606:4700:3031::6815:5951, 2606:4700:3035::ac43:8b10 | ||||||
| SOA | hans.ns.cloudflare.comdns@cloudflare.com serial=2395555296 | ||||||
space
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1774388328 | ||||||
Same first word
study20.space |
DNS History
6 records (6 active, 0 former)
●NShans.ns.cloudflare.com2026-03-18 → 2026-03-24 · 2 obs
● 2026-03-24 22:16:00
●NSjosephine.ns.cloudflare.com2026-03-18 → 2026-03-24 · 2 obs
● 2026-03-24 22:16:00
●A104.21.89.812026-03-18 → 2026-03-24 · 2 obs
● 2026-03-24 22:16:00
●A172.67.139.162026-03-18 → 2026-03-24 · 2 obs
● 2026-03-24 22:16:00
●A2606:4700:3031::6815:59512026-03-18 → 2026-03-24 · 2 obs
● 2026-03-24 22:16:00
●A2606:4700:3035::ac43:8b102026-03-18 → 2026-03-24 · 2 obs
● 2026-03-24 22:16:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| space | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | 8 records |
| study20.space | hans.ns.cloudflare.com, josephine.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.175
NS records: hans.ns.cloudflare.com, josephine.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study20.space (unsigned zone)
⏱️ Timing
Total: 396ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.89.81, 172.67.139.16 |
| AAAA | 2 | 2606:4700:3031::6815:5951, 2606:4700:3035::ac43:8b10 |
| NS | 2 | hans.ns.cloudflare.com, josephine.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | hans.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)
Analysis
IP Addresses
study20.space resolves to four IP numbers: 2606:4700:3031::6815:5951, 2606:4700:3035::ac43:8b10, 104.21.89.81 and 172.67.139.16.
Other host names such as mmk011.com, www.forestreveal.com, paymega.com, stopthespread.com and charmander.realpolitikright.com share IPs with study20.space.
Name Servers
study20.space is delegated to two name servers: hans.ns.cloudflare.com and josephine.ns.cloudflare.com.
study20.space shares the same name server setup as study30.online, study50.online, buyfin.ru, study10.space and study66.online.
study20.space at least partially shares name servers with other domains, for instance clawdbot.club, casadelparabrisas.com, amlonticket.com, kmnkq.cn and ebq.in.
These name servers are commonly used together with dion.ns.cloudflare.com, ned.ns.cloudflare.com and brenda.ns.cloudflare.com.
Host names with six IP numbers:
hans.ns.cloudflare.com points to 2606:4700:58::adf5:3baf, 2803:f800:50::6ca2:c1af, 2a06:98c1:50::ac40:21af, 108.162.193.175, 172.64.33.175 and 173.245.59.175.
josephine.ns.cloudflare.com points to 2606:4700:50::a29f:2640, 2803:f800:50::6ca2:c240, 2a06:98c1:50::ac40:2240, 108.162.194.64, 162.159.38.64 and 172.64.34.64.