studyzelvira.com - robtex.com
studyzelvira.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:ecb🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:a08a🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.14.203Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.160.138🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | bradley.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c23🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c323🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2323🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 108.162.195.35🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 162.159.44.35Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 172.64.35.35🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| NS | heidi.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26ec🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | heidi.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2ec🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | heidi.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22ec🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | heidi.ns.cloudflare.com | ||||||
| A | 108.162.194.236🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | heidi.ns.cloudflare.com | ||||||
| A | 162.159.38.236Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | heidi.ns.cloudflare.com | ||||||
| A | 172.64.34.236🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | heidi.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.14.203, 172.67.160.138 | ||||||
| IPv6 | 2606:4700:3032::6815:ecb, 2606:4700:3036::ac43:a08a | ||||||
| SOA | bradley.ns.cloudflare.comdns@cloudflare.com serial=2400210953 | ||||||
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=1774764997 | ||||||
Same first word
studyzelvira.com |
DNS History
6 records (6 active, 0 former)
●NSbradley.ns.cloudflare.com2026-03-28 → 2026-03-29 · 2 obs
● 2026-03-29 06:46:02
●NSheidi.ns.cloudflare.com2026-03-28 → 2026-03-29 · 2 obs
● 2026-03-29 06:46:02
●A104.21.14.2032026-03-28 → 2026-03-29 · 2 obs
● 2026-03-29 06:46:02
●A172.67.160.1382026-03-28 → 2026-03-29 · 2 obs
● 2026-03-29 06:46:02
●A2606:4700:3032::6815:ecb2026-03-28 → 2026-03-29 · 2 obs
● 2026-03-29 06:46:02
●A2606:4700:3036::ac43:a08a2026-03-28 → 2026-03-29 · 2 obs
● 2026-03-29 06:46:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net... | - |
| studyzelvira.com | heidi.ns.cloudflare.com, bradley.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.35
NS records: heidi.ns.cloudflare.com, bradley.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studyzelvira.com (unsigned zone)
⏱️ Timing
Total: 233ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.160.138, 104.21.14.203 |
| AAAA | 2 | 2606:4700:3036::ac43:a08a, 2606:4700:3032::6815:ecb |
| NS | 2 | bradley.ns.cloudflare.com, heidi.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bradley.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (heidi.ns.cloudflare.com, heidi.ns.cloudflare.com, heidi.ns.cloudflare.com...)
Analysis
IP Addresses
studyzelvira.com resolves to four IP numbers: 2606:4700:3032::6815:ecb, 2606:4700:3036::ac43:a08a, 104.21.14.203 and 172.67.160.138.
Other host names such as muliaalur.com, tfe.bo, vastushastri.org, karte.fr and mail.kiho.top share IPs with studyzelvira.com.
Name Servers
studyzelvira.com is delegated to two name servers: bradley.ns.cloudflare.com and heidi.ns.cloudflare.com.
studyzelvira.com shares the same name server setup as tern-group.com, fotokubki.com.pl, vaiot.ai, list.place and ratchthani.com.
studyzelvira.com at least partially shares name servers with other domains, for instance tatigoesunderground.de, sdsiz.pl, srisaichaitanya.com, arabmersal.net and jamescrimmins.com.
These name servers are commonly used together with raina.ns.cloudflare.com, vern.ns.cloudflare.com and dayana.ns.cloudflare.com.
Host names with six IP numbers:
bradley.ns.cloudflare.com points to 2606:4700:58::a29f:2c23, 2803:f800:50::6ca2:c323, 2a06:98c1:50::ac40:2323, 108.162.195.35, 162.159.44.35 and 172.64.35.35.
heidi.ns.cloudflare.com points to 2606:4700:50::a29f:26ec, 2803:f800:50::6ca2:c2ec, 2a06:98c1:50::ac40:22ec, 108.162.194.236, 162.159.38.236 and 172.64.34.236.