sciencetechstudy.com - dns.ninja
sciencetechstudy.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:56dfCloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:8942Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.86.223Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.137.66Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | alfred.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c83Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c383Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:2383Cloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.195.131Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.44.131Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.35.131Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | tia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ae5Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c0e5Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:20e5Cloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.192.229Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.32.229Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 173.245.58.229Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | ghs.google.com ⭐ | ||||||
| A | 2a00:1450:4009:c08::79🇬🇧 Google2a00:1450:4009::/48 | ||||||
| PTR | lclhrb-in-f121.1e100.net | ||||||
| A | 142.250.129.121🇺🇸 Google142.250.129.0/24 | ||||||
| TXT | google-site-verification=IThrJY6sO0ItQBXVoYCFqIw5mSgON_SlGTAZAO3Vv5w | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.86.223, 172.67.137.66 | ||||||
| IPv6 hints | 2606:4700:3034::6815:56df, 2606:4700:3034::ac43:8942 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=0, name=cloudflare-ech.com | ||||||
| SOA | alfred.ns.cloudflare.comdns@cloudflare.com serial=2406826871 | ||||||
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=1782545755 | ||||||
Subdomains
www.sciencetechstudy.com |
Same first word
sciencetechstudy.com |
DNS History
28 records (7 active, 21 former)
●NSalfred.ns.cloudflare.com2026-02-20 → 2026-06-27 · 3 obs
○ 2019-02-26 18:18:38
● 2026-02-20 01:39:32
● 2026-06-27 07:38:12
● 2026-02-20 01:39:32
● 2026-06-27 07:38:12
○NSns73.domaincontrol.com2019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○NSns74.domaincontrol.com2019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
●NStia.ns.cloudflare.com2026-02-20 → 2026-06-27 · 3 obs
○ 2019-02-26 18:18:38
● 2026-02-20 01:39:32
● 2026-06-27 07:38:12
● 2026-02-20 01:39:32
● 2026-06-27 07:38:12
●MXghs.google.com2026-02-20 → 2026-06-27 · 2 obs
● 2026-02-20 01:39:32
● 2026-06-27 07:38:12
● 2026-06-27 07:38:12
●A104.21.86.2232026-02-20 → 2026-06-27 · 9 obs
○ 2026-02-20 01:39:32
● 2026-02-20 06:23:38
● 2026-03-27 09:14:20
○ 2026-04-07 20:13:28
● 2026-04-14 11:26:52
● 2026-04-28 07:49:32
○ 2026-04-28 14:24:40
● 2026-06-27 07:38:08
● 2026-06-27 07:38:12
● 2026-02-20 06:23:38
● 2026-03-27 09:14:20
○ 2026-04-07 20:13:28
● 2026-04-14 11:26:52
● 2026-04-28 07:49:32
○ 2026-04-28 14:24:40
● 2026-06-27 07:38:08
● 2026-06-27 07:38:12
●A172.67.137.662026-02-20 → 2026-06-27 · 9 obs
○ 2026-02-20 01:39:32
● 2026-02-20 06:23:38
● 2026-03-27 09:14:20
○ 2026-04-07 20:13:28
● 2026-04-14 11:26:52
● 2026-04-28 07:49:32
○ 2026-04-28 14:24:40
● 2026-06-27 07:38:08
● 2026-06-27 07:38:12
● 2026-02-20 06:23:38
● 2026-03-27 09:14:20
○ 2026-04-07 20:13:28
● 2026-04-14 11:26:52
● 2026-04-28 07:49:32
○ 2026-04-28 14:24:40
● 2026-06-27 07:38:08
● 2026-06-27 07:38:12
○A184.168.221.352019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A184.168.221.382019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A184.168.221.412019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A184.168.221.422019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A184.168.221.482019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A184.168.221.502019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A188.114.96.02026-02-20 → 2026-04-28 · 10 obs
○ 2019-02-26 18:18:38
● 2026-02-20 01:39:32
○ 2026-02-20 06:23:38
○ 2026-03-27 09:14:20
● 2026-04-07 20:13:28
○ 2026-04-14 11:26:52
○ 2026-04-28 07:49:32
● 2026-04-28 14:24:40
○ 2026-06-27 07:38:08
○ 2026-06-27 07:38:12
● 2026-02-20 01:39:32
○ 2026-02-20 06:23:38
○ 2026-03-27 09:14:20
● 2026-04-07 20:13:28
○ 2026-04-14 11:26:52
○ 2026-04-28 07:49:32
● 2026-04-28 14:24:40
○ 2026-06-27 07:38:08
○ 2026-06-27 07:38:12
○A188.114.97.02026-02-20 → 2026-04-28 · 10 obs
○ 2019-02-26 18:18:38
● 2026-02-20 01:39:32
○ 2026-02-20 06:23:38
○ 2026-03-27 09:14:20
● 2026-04-07 20:13:28
○ 2026-04-14 11:26:52
○ 2026-04-28 07:49:32
● 2026-04-28 14:24:40
○ 2026-06-27 07:38:08
○ 2026-06-27 07:38:12
● 2026-02-20 01:39:32
○ 2026-02-20 06:23:38
○ 2026-03-27 09:14:20
● 2026-04-07 20:13:28
○ 2026-04-14 11:26:52
○ 2026-04-28 07:49:32
● 2026-04-28 14:24:40
○ 2026-06-27 07:38:08
○ 2026-06-27 07:38:12
○A216.239.32.212019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A216.239.34.212019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A216.239.36.212019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A216.239.38.212019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A2606:4700:3031::ac43:89422026-02-20 → 2026-04-28 · 8 obs
○ 2026-02-20 01:39:32
● 2026-02-20 06:23:38
● 2026-03-27 09:14:20
○ 2026-04-07 20:13:28
● 2026-04-14 11:26:52
● 2026-04-28 07:49:32
○ 2026-04-28 14:24:40
○ 2026-06-27 07:38:12
● 2026-02-20 06:23:38
● 2026-03-27 09:14:20
○ 2026-04-07 20:13:28
● 2026-04-14 11:26:52
● 2026-04-28 07:49:32
○ 2026-04-28 14:24:40
○ 2026-06-27 07:38:12
○A2606:4700:3033::6815:56df2026-02-20 → 2026-04-28 · 8 obs
○ 2026-02-20 01:39:32
● 2026-02-20 06:23:38
● 2026-03-27 09:14:20
○ 2026-04-07 20:13:28
● 2026-04-14 11:26:52
● 2026-04-28 07:49:32
○ 2026-04-28 14:24:40
○ 2026-06-27 07:38:12
● 2026-02-20 06:23:38
● 2026-03-27 09:14:20
○ 2026-04-07 20:13:28
● 2026-04-14 11:26:52
● 2026-04-28 07:49:32
○ 2026-04-28 14:24:40
○ 2026-06-27 07:38:12
●A2606:4700:3034::6815:56df2026-06-27 → 2026-06-27 · 3 obs
○ 2026-04-28 14:24:40
● 2026-06-27 07:38:08
● 2026-06-27 07:38:12
● 2026-06-27 07:38:08
● 2026-06-27 07:38:12
●A2606:4700:3034::ac43:89422026-06-27 → 2026-06-27 · 3 obs
○ 2026-04-28 14:24:40
● 2026-06-27 07:38:08
● 2026-06-27 07:38:12
● 2026-06-27 07:38:08
● 2026-06-27 07:38:12
○A2a06:98c1:3120::2026-02-20 → 2026-04-28 · 10 obs
○ 2019-02-26 18:18:38
● 2026-02-20 01:39:32
○ 2026-02-20 06:23:38
○ 2026-03-27 09:14:20
● 2026-04-07 20:13:28
○ 2026-04-14 11:26:52
○ 2026-04-28 07:49:32
● 2026-04-28 14:24:40
○ 2026-06-27 07:38:08
○ 2026-06-27 07:38:12
● 2026-02-20 01:39:32
○ 2026-02-20 06:23:38
○ 2026-03-27 09:14:20
● 2026-04-07 20:13:28
○ 2026-04-14 11:26:52
○ 2026-04-28 07:49:32
● 2026-04-28 14:24:40
○ 2026-06-27 07:38:08
○ 2026-06-27 07:38:12
○A2a06:98c1:3121::2026-02-20 → 2026-04-28 · 10 obs
○ 2019-02-26 18:18:38
● 2026-02-20 01:39:32
○ 2026-02-20 06:23:38
○ 2026-03-27 09:14:20
● 2026-04-07 20:13:28
○ 2026-04-14 11:26:52
○ 2026-04-28 07:49:32
● 2026-04-28 14:24:40
○ 2026-06-27 07:38:08
○ 2026-06-27 07:38:12
● 2026-02-20 01:39:32
○ 2026-02-20 06:23:38
○ 2026-03-27 09:14:20
● 2026-04-07 20:13:28
○ 2026-04-14 11:26:52
○ 2026-04-28 07:49:32
● 2026-04-28 14:24:40
○ 2026-06-27 07:38:08
○ 2026-06-27 07:38:12
○A50.63.202.402019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A50.63.202.562019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○A50.63.202.572019-02-26 → 2019-02-26 · 3 obs
● 2019-02-26 18:18:38
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
○ 2026-02-20 01:39:32
○ 2026-06-27 07:38:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sciencetechstudy.com | tia.ns.cloudflare.com, alfred.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.229
NS records: tia.ns.cloudflare.com, alfred.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sciencetechstudy.com (unsigned zone)
⏱️ Timing
Total: 1202ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.86.223, 172.67.137.66 |
| AAAA | 2 | 2606:4700:3034::ac43:8942, 2606:4700:3034::6815:56df |
| NS | 2 | alfred.ns.cloudflare.com, tia.ns.cloudflare.com |
| MX | 1 | ghs.google.com (pri: 1200) |
| TXT | 1 | google-site-verification=IThrJY6sO0ItQBX |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | alfred.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (tia.ns.cloudflare.com, tia.ns.cloudflare.com, tia.ns.cloudflare.com...)
Analysis
Hierarchy
sciencetechstudy.com is the parent zone for www.sciencetechstudy.com.
IP Addresses
sciencetechstudy.com resolves to four IP addresses: 104.21.86.223, 172.67.137.66, 2606:4700:3034::6815:56df and 2606:4700:3034::ac43:8942.
Name Servers
sciencetechstudy.com has two authoritative name servers — alfred.ns.cloudflare.com and tia.ns.cloudflare.com.
sciencetechstudy.com uses the same name servers as several other domains — among them filmyrole.com, usdfi.com, formidablesolutions.com and two more.
sciencetechstudy.com partially shares its NS delegation with several other domains, including mahkota78b.online, 77juegos.com, rribogor.com and two others.
It is common to find these name servers alongside the name servers katelyn.ns.cloudflare.com, ainsley.ns.cloudflare.com, daisy.ns.cloudflare.com and two others.
Hostnames that resolve to 6 IP addresses:
alfred.ns.cloudflare.com points to 108.162.195.131, 162.159.44.131, 172.64.35.131 and 3 other IP addresses.
tia.ns.cloudflare.com points to 108.162.192.229, 172.64.32.229, 173.245.58.229 and 3 other IP addresses.
Mail Servers
Mail for sciencetechstudy.com is handled by a single mail server, ghs.google.com.
sciencetechstudy.com uses an identical mail server configuration to several other domains — among them casabravabedford.com, josephashleylaw.com, thepoolacademy.org and two more.
The host ghs.google.com resolves to 142.250.129.121 and 2a00:1450:4009:c08::79 — two IP addresses.