`synchroedu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2a19^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:c741^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.25^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.199.65^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`priscilla.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26bd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`priscilla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2bd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`priscilla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22bd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`priscilla.ns.cloudflare.com`
		A	108.162.194.189^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`priscilla.ns.cloudflare.com`
		A	162.159.38.189^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`priscilla.ns.cloudflare.com`
		A	172.64.34.189^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`priscilla.ns.cloudflare.com`
NS	`reese.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c375^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`reese.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2375^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`reese.ns.cloudflare.com`
		A	108.162.195.117^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	162.159.44.117^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
		A	172.64.35.117^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`reese.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.42.25, 172.67.199.65
		IPv6	2606:4700:3031::6815:2a19, 2606:4700:3033::ac43:c741
SOA	`priscilla.ns.cloudflare.com`dns@cloudflare.com serial=2397206358

`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.net`nstld@verisign-grs.com serial=1774451302

Subdomains

www.synchroedu.com

Same first word

synchroedu.com

DNS History

17 records (6 active, 11 former)

○NSns19.worldnic.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

○NSns20.worldnic.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

●NSpriscilla.ns.cloudflare.com2026-03-04 → 2026-03-25 · 3 obs

○ 2020-03-27 15:44:10
● 2026-03-04 16:15:02
● 2026-03-25 15:15:44

●NSreese.ns.cloudflare.com2026-03-04 → 2026-03-25 · 3 obs

○ 2020-03-27 15:44:10
● 2026-03-04 16:15:02
● 2026-03-25 15:15:44

○MXalt1.aspmx.l.google.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

○MXalt2.aspmx.l.google.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

○MXaspmx.l.google.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

○MXaspmx2.googlemail.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

○MXaspmx3.googlemail.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

○MXaspmx4.googlemail.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

○MXaspmx5.googlemail.com2015-08-05 → 2020-03-27 · 4 obs

● 2015-08-05 01:56:22
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

●A104.21.42.252026-03-04 → 2026-03-25 · 3 obs

○ 2020-03-27 15:44:10
● 2026-03-04 16:15:02
● 2026-03-25 15:15:44

●A172.67.199.652026-03-04 → 2026-03-25 · 3 obs

○ 2020-03-27 15:44:10
● 2026-03-04 16:15:02
● 2026-03-25 15:15:44

○A202.85.197.1802017-03-22 → 2020-03-27 · 5 obs

○ 2016-07-15 03:11:28
● 2017-03-22 22:59:12
● 2020-03-27 15:44:10
○ 2026-03-04 16:15:02
○ 2026-03-25 15:15:44

○A203.174.41.1322015-08-05 → 2016-07-15 · 4 obs

● 2015-08-05 01:56:22
● 2016-07-15 03:11:28
○ 2017-03-22 22:59:12
○ 2026-03-25 15:15:44

●A2606:4700:3031::6815:2a192026-03-04 → 2026-03-25 · 3 obs

○ 2020-03-27 15:44:10
● 2026-03-04 16:15:02
● 2026-03-25 15:15:44

●A2606:4700:3033::ac43:c7412026-03-04 → 2026-03-25 · 3 obs

○ 2020-03-27 15:44:10
● 2026-03-04 16:15:02
● 2026-03-25 15:15:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net...	-
synchroedu.com	priscilla.ns.cloudflare.com, reese.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.189

NS records: priscilla.ns.cloudflare.com, reese.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for synchroedu.com (unsigned zone)

⏱️ Timing

Total: 180ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.42.25, 172.67.199.65`
AAAA	2	`2606:4700:3033::ac43:c741, 2606:4700:3031::6815:2a19`
NS	2	`priscilla.ns.cloudflare.com, reese.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`priscilla.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of www.synchroedu.com is synchroedu.com.

IP Addresses

synchroedu.com points to four IP numbers: 2606:4700:3031::6815:2a19, 2606:4700:3033::ac43:c741, 104.21.42.25 and 172.67.199.65.

Other host names, for instance woods.com.au, stylishfontsguru.com, tkpy.fi, wyse.pt and www.easytonet.net share IP numbers with synchroedu.com.

Name Servers

synchroedu.com is delegated to two name servers: priscilla.ns.cloudflare.com and reese.ns.cloudflare.com.

synchroedu.com uses the same name server setup as other domains, for instance swatinstitute.com, roughingitinstyle.com, zworks.net, aimob.biz and koroplas.az.

synchroedu.com shares name servers with other domains at least partially, for instance confirp.com, guangyayishu.com, holvn.org, dimsummum.com and 91cao2869.cc.

these name servers are commonly used together with violet.ns.cloudflare.com and amalia.ns.cloudflare.com.

Host names with six IP numbers: priscilla.ns.cloudflare.com points to 2606:4700:50::a29f:26bd, 2803:f800:50::6ca2:c2bd, 2a06:98c1:50::ac40:22bd, 108.162.194.189, 162.159.38.189 and 172.64.34.189; reese.ns.cloudflare.com points to 2606:4700:58::a29f:2c75, 2803:f800:50::6ca2:c375, 2a06:98c1:50::ac40:2375, 108.162.195.117, 162.159.44.117 and 172.64.35.117.

synchroedu.com - robtex.com

synchroedu.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`synchroedu.com`

`com`