mail.studyworld2015.com - dns.ninja

mail.studyworld2015.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:dcbd🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2df0🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.240Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.220.189🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.240, 172.67.220.189
IPv6 hints2606:4700:3032::ac43:dcbd, 2606:4700:3035::6815:2df0

studyworld2015.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:dcbd🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2df0🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.240Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.220.189🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSchip.ns.cloudflare.com ⭐
NStia.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.240, 172.67.220.189
IPv6 hints2606:4700:3032::ac43:dcbd, 2606:4700:3035::6815:2df0
SOAchip.ns.cloudflare.comdns@cloudflare.com serial=2411946051

Previously MX for

studyworld2015.com

Same first word

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DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026A104.21.45.240172.67.220.1892606:4700:3032::ac43:dcbd2606:4700:3035::6815:2df0188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::85.13.140.136
●A104.21.45.2402026-07-09 → 2026-08-13 · 4 obs
○ 2016-06-30 23:11:58
● 2026-07-09 11:50:36
○ 2026-07-29 03:08:22
● 2026-08-13 03:34:30
●A172.67.220.1892026-07-09 → 2026-08-13 · 4 obs
○ 2016-06-30 23:11:58
● 2026-07-09 11:50:36
○ 2026-07-29 03:08:22
● 2026-08-13 03:34:30
○A188.114.96.02026-07-29 → 2026-07-29 · 3 obs
○ 2026-07-09 11:50:36
● 2026-07-29 03:08:22
○ 2026-08-13 03:34:30
○A188.114.97.02026-07-29 → 2026-07-29 · 3 obs
○ 2026-07-09 11:50:36
● 2026-07-29 03:08:22
○ 2026-08-13 03:34:30
●A2606:4700:3032::ac43:dcbd2026-07-09 → 2026-08-13 · 4 obs
○ 2016-06-30 23:11:58
● 2026-07-09 11:50:36
○ 2026-07-29 03:08:22
● 2026-08-13 03:34:30
●A2606:4700:3035::6815:2df02026-07-09 → 2026-08-13 · 4 obs
○ 2016-06-30 23:11:58
● 2026-07-09 11:50:36
○ 2026-07-29 03:08:22
● 2026-08-13 03:34:30
○A2a06:98c1:3120::2026-07-29 → 2026-07-29 · 3 obs
○ 2026-07-09 11:50:36
● 2026-07-29 03:08:22
○ 2026-08-13 03:34:30
○A2a06:98c1:3121::2026-07-29 → 2026-07-29 · 3 obs
○ 2026-07-09 11:50:36
● 2026-07-29 03:08:22
○ 2026-08-13 03:34:30
○A85.13.140.1362015-06-27 → 2016-06-30 · 4 obs
● 2015-06-27 13:22:10
● 2016-06-30 23:11:58
○ 2026-07-09 11:50:36
○ 2026-08-13 03:34:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net...-
studyworld2015.comchip.ns.cloudflare.com, tia.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.84

NS records: chip.ns.cloudflare.com, tia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyworld2015.com (unsigned zone)

⏱️ Timing

Total: 945ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.45.240, 172.67.220.189
AAAA22606:4700:3032::ac43:dcbd, 2606:4700:3035::6815:2df0
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (chip.ns.cloudflare.com, chip.ns.cloudflare.com, chip.ns.cloudflare.com...)

Analysis

IP Addresses

mail.studyworld2015.com directs to four IP numbers, which are 104.21.45.240, 172.67.220.189, 2606:4700:3032::ac43:dcbd and 2606:4700:3035::6815:2df0.

land-asset.app, panamastreaming.com, wiping.com plus two other host names have IP numbers in common with mail.studyworld2015.com.