studyflashlab.com - dns.ninja
studyflashlab.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::6815:374c🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:aabe🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.55.76Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.170.190🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | coby.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b5c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c15c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:215c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 108.162.193.92🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 172.64.33.92🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| A | 173.245.59.92🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coby.ns.cloudflare.com | ||||||
| NS | mia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ac8Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c0c8Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:20c8Cloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.192.200Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.32.200Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 173.245.58.200Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | route2.mx.cloudflare.net ⭐ | ||||||
| A | 2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(74) | ||||||
| A | 2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| MX | route3.mx.cloudflare.net(78) | ||||||
| A | 2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| TXT | brevo-code:7293fa909a8d450599dd36c0828ffaed | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.55.76, 172.67.170.190 | ||||||
| IPv6 hints | 2606:4700:3036::6815:374c, 2606:4700:3037::ac43:aabe | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com | ||||||
| SOA | coby.ns.cloudflare.comdns@cloudflare.com serial=2416499658 | ||||||
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=1792558551 | ||||||
Same first word
studyflashlab.com |
Previous names
Next names
studyflashugc.com |
studyflat.com |
studyflax.com |
studyfleet.com |
studyfleshcards.com |
studyflex-test.com |
studyflex.com |
studyflexapp.com |
studyflexbd.com |
studyflexi.com |
studyflexy.com |
DNS History
9 records (9 active, 0 former)
●NScoby.ns.cloudflare.com2026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
●NSmia.ns.cloudflare.com2026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
●MXroute1.mx.cloudflare.net2026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
●MXroute2.mx.cloudflare.net2026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
●MXroute3.mx.cloudflare.net2026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
●A104.21.55.762026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
●A172.67.170.1902026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
●A2606:4700:3036::6815:374c2026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
●A2606:4700:3037::ac43:aabe2026-09-16 → 2026-10-21 · 2 obs
● 2026-10-21 05:05:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| studyflashlab.com | coby.ns.cloudflare.com, mia.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.92
NS records: coby.ns.cloudflare.com, mia.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studyflashlab.com (unsigned zone)
⏱️ Timing
Total: 454ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.170.190, 104.21.55.76 |
| AAAA | 2 | 2606:4700:3036::6815:374c, 2606:4700:3037::ac43:aabe |
| NS | 2 | coby.ns.cloudflare.com, mia.ns.cloudflare.com |
| MX | 3 | route2.mx.cloudflare.net (pri: 51), route1.mx.cloudflare.net (pri: 74)... |
| TXT | 2 | brevo-code:7293fa909a8d450599dd36c0828ff, v=spf1 include:_spf.mx.cloudflare.net ~a |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | coby.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (coby.ns.cloudflare.com, coby.ns.cloudflare.com, coby.ns.cloudflare.com...)
Analysis
IP Addresses
studyflashlab.com has four IP addresses: 104.21.55.76, 172.67.170.190, 2606:4700:3036::6815:374c and 2606:4700:3037::ac43:aabe.
Name Servers
studyflashlab.com uses two name servers for its delegation: coby.ns.cloudflare.com and mia.ns.cloudflare.com.
studyflashlab.com has the same name server delegation as a number of other domains, such as legenusa.com, qizhaotest.com, hipnowizard.com.br and two more.
studyflashlab.com at least partially shares name servers with other domains, for instance samuelmorris2.workers.dev, sowhail.workers.dev, nikolay-musienko10.workers.dev and two other.
These name servers are often used together with the name servers aliza.ns.cloudflare.com, gracie.ns.cloudflare.com and laura.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
Hostname coby.ns.cloudflare.com directs to 108.162.193.92, 172.64.33.92 and 173.245.59.92 along with 3 other IP addresses.
Hostname mia.ns.cloudflare.com directs to 108.162.192.200, 172.64.32.200 and 173.245.58.200 along with 3 other IP addresses.
Mail Servers
studyflashlab.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
Host names resolving to 6 IP numbers:
Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.
Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.
Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.