open88.study - dns.ninja

open88.study

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:40b8🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:9a4e🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.64.184Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.154.78🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgrant.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c82🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrant.ns.cloudflare.com
A2803:f800:50::6ca2:c382🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgrant.ns.cloudflare.com
A2a06:98c1:50::ac40:2382🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgrant.ns.cloudflare.com
A108.162.195.130🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrant.ns.cloudflare.com
A162.159.44.130Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrant.ns.cloudflare.com
A172.64.35.130🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrant.ns.cloudflare.com
NSsharon.ns.cloudflare.com
A2606:4700:50::adf5:3add🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A2803:f800:50::6ca2:c0dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsharon.ns.cloudflare.com
A2a06:98c1:50::ac40:20dd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsharon.ns.cloudflare.com
A108.162.192.221🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A172.64.32.221🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
A173.245.58.221🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsharon.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.64.184, 172.67.154.78
IPv6 hints2606:4700:3030::6815:40b8, 2606:4700:3031::ac43:9a4e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=126, name=cloudflare-ech.com
SOAgrant.ns.cloudflare.comdns@cloudflare.com serial=2405464159

study

DNSSEC🔒 Signed (DS record present)
NSa.nic.study ⭐
NSb.nic.study
NSc.nic.study
NSx.nic.study
NSy.nic.study
NSz.nic.study
SOAa.nic.studyadmin@tldns.godaddy serial=1780627346
rank #738903 globally
rank #9 in the tld

Same first word

open88.company
open88.sh
open88.cloud
open88.blue
open88.today
open88.site
open88.agency
open88.bid
open88.day
open88.info
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open88.show
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open88.fyi
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open88.name
open88.codes
open88.ws
open88.study
open88.cheap
open88.co.uk
open88.top
open88.supply
open88.online
open88.network
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open88.ad
open88.bz
open88.bingo
open88.com.co
open88.nyc
open88.now
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open88.live
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open88.io
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open88.build
open88.vegas
open88.plus
open88.law
open88.link
open88.tv
open88.games
open88.vc
open88.marketing

DNS History

6 records (6 active, 0 former)

NSgrant.ns.cloudflare.comsharon.ns.cloudflare.comA104.21.64.184172.67.154.782606:4700:3030::6815:40b82606:4700:3031::ac43:9a4e
●NSgrant.ns.cloudflare.com2026-04-17 → 2026-06-05 · 2 obs
● 2026-04-17 01:59:52
● 2026-06-05 03:02:12
●NSsharon.ns.cloudflare.com2026-04-17 → 2026-06-05 · 2 obs
● 2026-04-17 01:59:52
● 2026-06-05 03:02:12
●A104.21.64.1842026-04-17 → 2026-06-05 · 2 obs
● 2026-04-17 01:59:52
● 2026-06-05 03:02:12
●A172.67.154.782026-04-17 → 2026-06-05 · 2 obs
● 2026-04-17 01:59:52
● 2026-06-05 03:02:12
●A2606:4700:3030::6815:40b82026-04-17 → 2026-06-05 · 2 obs
● 2026-04-17 01:59:52
● 2026-06-05 03:02:12
●A2606:4700:3031::ac43:9a4e2026-04-17 → 2026-06-05 · 2 obs
● 2026-04-17 01:59:52
● 2026-06-05 03:02:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
studyz.nic.study, a.nic.study, b.nic.study, c.nic.study...12 records
open88.studygrant.ns.cloudflare.com, sharon.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.221

NS records: grant.ns.cloudflare.com, sharon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open88.study (unsigned zone)

⏱️ Timing

Total: 2081ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.154.78, 104.21.64.184
AAAA22606:4700:3030::6815:40b8, 2606:4700:3031::ac43:9a4e
NS2grant.ns.cloudflare.com, sharon.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1grant.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.study, b.nic.study, c.nic.study...)

Analysis

IP Addresses

With 4 IP addresses, open88.study directs to 104.21.64.184, 172.67.154.78, 2606:4700:3030::6815:40b8 and 2606:4700:3031::ac43:9a4e.

Among the host names that share IP numbers with open88.study are tutuicake.com, bimengba.com, rjqxnscfpzsau.website and two others.

Name Servers

open88.study uses two name servers for its delegation: grant.ns.cloudflare.com and sharon.ns.cloudflare.com.

open88.study has the same name server delegation as a number of other domains, such as ee88.law, tbmods.io, drachenlord.io and two more.

open88.study has at least partial name server overlap with other domains, such as swingerschat.com.au, thegapbrand.com, restaurantebarchimborazo.com and two others.

It is common to see these name servers used together with name servers skip.ns.cloudflare.com and gerald.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

grant.ns.cloudflare.com has IP addresses 108.162.195.130, 162.159.44.130, 172.64.35.130 plus three more.

sharon.ns.cloudflare.com has IP addresses 108.162.192.221, 172.64.32.221, 173.245.58.221 plus three more.