devstudylab.com - robtex.com
devstudylab.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::6815:1c5cπΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:9135πΊπΈ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.28.92Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.145.53πΊπΈ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | bethany.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::a29f:261fπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c21fπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:221fπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 108.162.194.31πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 162.159.38.31Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| A | 172.64.34.31πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bethany.ns.cloudflare.com | ||||||
| NS | langston.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cfcπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3fcπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23fcπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 108.162.195.252πΊπΈ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 162.159.44.252Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 172.64.35.252πΊπΈ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| TXT | v=spf1 include:spf.efwd.registrar-servers.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.28.92, 172.67.145.53 | ||||||
| IPv6 hints | 2606:4700:3031::6815:1c5c, 2606:4700:3037::ac43:9135 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=82, name=cloudflare-ech.com | ||||||
| SOA | bethany.ns.cloudflare.comdns@cloudflare.com serial=2414294730 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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=1788852823 | ||||||
Same first word
devstudylab.com |
Previous names
Next names
DNS History
10 records (6 active, 4 former)
βNSbethany.ns.cloudflare.com2026-09-06 β 2026-09-08 Β· 2 obs
β 2026-09-08 08:00:08
βNSlangston.ns.cloudflare.com2026-09-06 β 2026-09-08 Β· 2 obs
β 2026-09-08 08:00:08
βA104.21.28.922026-09-07 β 2026-09-08 Β· 3 obs
β 2026-09-07 14:36:14
β 2026-09-08 08:00:08
βA172.67.145.532026-09-07 β 2026-09-08 Β· 3 obs
β 2026-09-07 14:36:14
β 2026-09-08 08:00:08
βA188.114.96.02026-09-06 β 2026-09-06 Β· 3 obs
β 2026-09-07 14:36:14
β 2026-09-08 08:00:08
βA188.114.97.02026-09-06 β 2026-09-06 Β· 3 obs
β 2026-09-07 14:36:14
β 2026-09-08 08:00:08
βA2606:4700:3031::6815:1c5c2026-09-07 β 2026-09-08 Β· 3 obs
β 2026-09-07 14:36:14
β 2026-09-08 08:00:08
βA2606:4700:3037::ac43:91352026-09-07 β 2026-09-08 Β· 3 obs
β 2026-09-07 14:36:14
β 2026-09-08 08:00:08
βA2a06:98c1:3120::2026-09-06 β 2026-09-06 Β· 3 obs
β 2026-09-07 14:36:14
β 2026-09-08 08:00:08
βA2a06:98c1:3121::2026-09-06 β 2026-09-06 Β· 3 obs
β 2026-09-07 14:36:14
β 2026-09-08 08:00:08
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net... | - |
| devstudylab.com | bethany.ns.cloudflare.com, langston.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.194.31
NS records: bethany.ns.cloudflare.com, langston.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for devstudylab.com (unsigned zone)
β±οΈ Timing
Total: 569ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.145.53, 104.21.28.92 |
| AAAA | 2 | 2606:4700:3031::6815:1c5c, 2606:4700:3037::ac43:9135 |
| NS | 2 | bethany.ns.cloudflare.com, langston.ns.cloudflare.com |
| TXT | 1 | v=spf1 include:spf.efwd.registrar-server |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bethany.ns.cloudflare.com dns.cloudflare |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (bethany.ns.cloudflare.com, bethany.ns.cloudflare.com, bethany.ns.cloudflare.com...)
Analysis
IP Addresses
devstudylab.com has four IP addresses: 104.21.28.92, 172.67.145.53, 2606:4700:3031::6815:1c5c and 2606:4700:3037::ac43:9135.
t2v.zuawclkk.cfd, zentavix.click, frvr.ai and two other host names share IP numbers with devstudylab.com.
Name Servers
Two name servers handle the delegation for devstudylab.com: bethany.ns.cloudflare.com and langston.ns.cloudflare.com.
devstudylab.com uses the same name servers as several other domains β among them yusup90990.workers.dev, meganscause.org, piriyaphon.workers.dev and two more.
devstudylab.com partially shares its NS delegation with several other domains, including tatajna010948bbh5u.workers.dev, parentlylife.net, 0px19qzp8157.workers.dev and two others.
These name servers regularly co-occur with the name servers alexandra.ns.cloudflare.com, jason.ns.cloudflare.com and dion.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
bethany.ns.cloudflare.com resolves to 108.162.194.31, 162.159.38.31 and 172.64.34.31 among others, with 3 other IP addresses in total.
langston.ns.cloudflare.com resolves to 108.162.195.252, 162.159.44.252 and 172.64.35.252 among others, with 3 other IP addresses in total.