help.study - robtex.com
help.study
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::6815:7daπΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3032::ac43:bc0fπΊπΈ Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.7.218Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.188.15πΊπΈ Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | bradley.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::a29f:2c23πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c323π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2323πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| A | 108.162.195.35πΊπΈ 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 | 172.64.35.35πΊπΈ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bradley.ns.cloudflare.com | ||||||
| NS | naomi.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ad0πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | naomi.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0d0π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | naomi.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20d0πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | naomi.ns.cloudflare.com | ||||||
| A | 108.162.192.208πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | naomi.ns.cloudflare.com | ||||||
| A | 172.64.32.208πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | naomi.ns.cloudflare.com | ||||||
| A | 173.245.58.208πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | naomi.ns.cloudflare.com | ||||||
| MX | eforward1.registrar-servers.com β | ||||||
| A | 162.255.118.51πΊπΈ NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward1.registrar-servers.com | ||||||
| PTR | eforward3.registrar-servers.com | ||||||
| MX | eforward2.registrar-servers.com β | ||||||
| A | 162.255.118.52πΊπΈ NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward2.registrar-servers.com | ||||||
| MX | eforward3.registrar-servers.com β | ||||||
| A | 162.255.118.51πΊπΈ NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward1.registrar-servers.com | ||||||
| PTR | eforward3.registrar-servers.com | ||||||
| MX | eforward4.registrar-servers.com(15) | ||||||
| A | 162.255.118.52πΊπΈ NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward2.registrar-servers.com | ||||||
| MX | eforward5.registrar-servers.com(20) | ||||||
| A | 162.255.118.51πΊπΈ NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES | ||||||
| PTR | eforward1.registrar-servers.com | ||||||
| PTR | eforward3.registrar-servers.com | ||||||
| TXT | v=spf1 include:spf.efwd.registrar-servers.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.7.218, 172.67.188.15 | ||||||
| IPv6 hints | 2606:4700:3031::6815:7da, 2606:4700:3032::ac43:bc0f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=207, name=cloudflare-ech.com | ||||||
| SOA | bradley.ns.cloudflare.comdns@cloudflare.com serial=2417824492 | ||||||
study
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.nic.study β | ||||||
| NS | b.nic.study | ||||||
| NS | c.nic.study | ||||||
| NS | x.nic.study | ||||||
| NS | y.nic.study | ||||||
| NS | z.nic.study | ||||||
| SOA | a.nic.studyadmin@tldns.godaddy serial=1794282145 | ||||||
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DNS History
15 records (11 active, 4 former)
βNSbradley.ns.cloudflare.com2026-10-18 β 2026-11-10 Β· 2 obs
β 2026-11-10 05:28:26
βNSnaomi.ns.cloudflare.com2026-10-18 β 2026-11-10 Β· 2 obs
β 2026-11-10 05:28:26
βMXeforward1.registrar-servers.com2026-10-18 β 2026-11-10 Β· 4 obs
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βMXeforward2.registrar-servers.com2026-10-18 β 2026-11-10 Β· 4 obs
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βMXeforward3.registrar-servers.com2026-10-18 β 2026-11-10 Β· 4 obs
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βMXeforward4.registrar-servers.com2026-10-18 β 2026-11-10 Β· 4 obs
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βMXeforward5.registrar-servers.com2026-10-18 β 2026-11-10 Β· 4 obs
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βA104.21.7.2182026-10-21 β 2026-11-10 Β· 5 obs
β 2026-10-21 19:11:14
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βA172.67.188.152026-10-21 β 2026-11-10 Β· 5 obs
β 2026-10-21 19:11:14
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βA188.114.96.02026-10-18 β 2026-10-18 Β· 3 obs
β 2026-10-21 19:11:14
β 2026-11-10 05:28:26
βA188.114.97.02026-10-18 β 2026-10-18 Β· 3 obs
β 2026-10-21 19:11:14
β 2026-11-10 05:28:26
βA2606:4700:3031::6815:7da2026-10-21 β 2026-11-10 Β· 5 obs
β 2026-10-21 19:11:14
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βA2606:4700:3032::ac43:bc0f2026-10-21 β 2026-11-10 Β· 5 obs
β 2026-10-21 19:11:14
β 2026-10-27 00:40:56
β 2026-11-02 04:40:40
β 2026-11-10 05:28:26
βA2a06:98c1:3120::2026-10-18 β 2026-10-18 Β· 3 obs
β 2026-10-21 19:11:14
β 2026-11-10 05:28:26
βA2a06:98c1:3121::2026-10-18 β 2026-10-18 Β· 3 obs
β 2026-10-21 19:11:14
β 2026-11-10 05:28:26
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | a.nic.study, b.nic.study, c.nic.study, x.nic.study... | 12 records |
| help.study | bradley.ns.cloudflare.com, naomi.ns.cloudflare.com | - |
β Authoritative Response
Server:108.162.195.35
NS records: bradley.ns.cloudflare.com, naomi.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for help.study (unsigned zone)
β±οΈ Timing
Total: 1005ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.7.218, 172.67.188.15 |
| AAAA | 2 | 2606:4700:3031::6815:7da, 2606:4700:3032::ac43:bc0f |
| NS | 2 | bradley.ns.cloudflare.com, naomi.ns.cloudflare.com |
| MX | 5 | eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10... |
| TXT | 1 | v=spf1 include:spf.efwd.registrar-server |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bradley.ns.cloudflare.com dns.cloudflare |
π Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.study, b.nic.study, c.nic.study...)
Analysis
IP Addresses
help.study directs to four IP numbers, which are 104.21.7.218, 172.67.188.15, 2606:4700:3031::6815:7da and 2606:4700:3032::ac43:bc0f.
Among the host names that share IP numbers with help.study are jkcydh.cn, fugu-kazic11.top, foreliwonicz.pl and two others.
Name Servers
help.study is delegated to two name servers: bradley.ns.cloudflare.com and naomi.ns.cloudflare.com.
help.study has the same name server delegation as a number of other domains, such as gamekingdomx789.top, bee-vang-birthday.pages.dev, benjamin-flores-jr-age.pages.dev and two more.
There is at least partial name server overlap between help.study and other domains β trycloudconnectivity-team.com, john-lovell-warrior-poet-net-worth.pages.dev, denmanbrush.shop and two more among them.
These name servers frequently co-occur with the name servers lana.ns.cloudflare.com and liberty.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
bradley.ns.cloudflare.com resolves to 108.162.195.35, 162.159.44.35, 172.64.35.35 and 3 other IP addresses.
naomi.ns.cloudflare.com resolves to 108.162.192.208, 172.64.32.208, 173.245.58.208 and 3 other IP addresses.
Mail Servers
Five mail servers handle help.study: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.
help.study shares at least some of its mail servers with other domains β for example kaitorshop.com, grandpaspeaks.com, tjmlandscape.com and two more.
These mail servers are routinely seen in conjunction with the mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com.
Hosts that resolve to one IP address:
eforward1.registrar-servers.com points to 162.255.118.51.
eforward2.registrar-servers.com points to 162.255.118.52.
eforward3.registrar-servers.com points to 162.255.118.51.
eforward4.registrar-servers.com points to 162.255.118.52.
eforward5.registrar-servers.com points to 162.255.118.51.
eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com all direct to 162.255.118.51.
eforward2.registrar-servers.com and eforward4.registrar-servers.com are host names that each point to 162.255.118.52 IP addresses.