`center1edu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:22ca^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a47c^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.34.202^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.124^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adel.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a37^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c037^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2037^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adel.ns.cloudflare.com`
		A	108.162.192.55^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	172.64.32.55^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	173.245.58.55^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
NS	`lars.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lars.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lars.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lars.ns.cloudflare.com`
		A	108.162.193.195^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lars.ns.cloudflare.com`
		A	172.64.33.195^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lars.ns.cloudflare.com`
		A	173.245.59.195^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lars.ns.cloudflare.com`
MX	`_dc-mx.3da5a6f57297.center1edu.com` ⭐
		A	103.80.48.25^{🇹🇭 PTE-AS-AP103.80.48.0/22 PTE Group Co., Ltd 453 Lardpracount Road, Jorakaebue , Lardprao , Bangkok}
			PTR	`thsv25.hostatom.com`
TXT	`v=spf1 +a +mx +a:thsv25.hostatom.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.34.202, 172.67.164.124
		IPv6	2606:4700:3036::6815:22ca, 2606:4700:3037::ac43:a47c
SOA	`adel.ns.cloudflare.com`dns@cloudflare.com serial=2399363965

`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=1774664172

Subdomains

mail.center1edu.com

Same first word

center1edu.com

DNS History

10 records (7 active, 3 former)

●NSadel.ns.cloudflare.com2026-03-24 → 2026-03-28 · 3 obs

○ 2018-08-03 10:55:30
● 2026-03-24 05:01:44
● 2026-03-28 02:36:56

●NSlars.ns.cloudflare.com2026-03-24 → 2026-03-28 · 3 obs

○ 2018-08-03 10:55:30
● 2026-03-24 05:01:44
● 2026-03-28 02:36:56

○NSns.center1edu.com2015-07-11 → 2018-08-03 · 4 obs

● 2015-07-11 06:07:58
● 2018-08-03 10:55:30
○ 2026-03-24 05:01:44
○ 2026-03-28 02:36:56

●MX_dc-mx.3da5a6f57297.center1edu.com2026-03-24 → 2026-03-28 · 3 obs

○ 2018-08-03 10:55:30
● 2026-03-24 05:01:44
● 2026-03-28 02:36:56

○MXmail.center1edu.com2015-07-11 → 2018-08-03 · 4 obs

● 2015-07-11 06:07:58
● 2018-08-03 10:55:30
○ 2026-03-24 05:01:44
○ 2026-03-28 02:36:56

○A103.7.58.2522015-07-11 → 2018-08-03 · 4 obs

● 2015-07-11 06:07:58
● 2018-08-03 10:55:30
○ 2026-03-24 05:01:44
○ 2026-03-28 02:36:56

●A104.21.34.2022026-03-24 → 2026-03-28 · 3 obs

○ 2018-08-03 10:55:30
● 2026-03-24 05:01:44
● 2026-03-28 02:36:56

●A172.67.164.1242026-03-24 → 2026-03-28 · 3 obs

○ 2018-08-03 10:55:30
● 2026-03-24 05:01:44
● 2026-03-28 02:36:56

●A2606:4700:3036::6815:22ca2026-03-24 → 2026-03-28 · 3 obs

○ 2018-08-03 10:55:30
● 2026-03-24 05:01:44
● 2026-03-28 02:36:56

●A2606:4700:3037::ac43:a47c2026-03-24 → 2026-03-28 · 3 obs

○ 2018-08-03 10:55:30
● 2026-03-24 05:01:44
● 2026-03-28 02:36:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net...	-
center1edu.com	adel.ns.cloudflare.com, lars.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.195

NS records: adel.ns.cloudflare.com, lars.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for center1edu.com (unsigned zone)

⏱️ Timing

Total: 897ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.34.202, 172.67.164.124`
AAAA	2	`2606:4700:3036::6815:22ca, 2606:4700:3037::ac43:a47c`
NS	2	`adel.ns.cloudflare.com, lars.ns.cloudflare.com`
MX	1	`_dc-mx.3da5a6f57297.center1edu.com (pri:`
TXT	1	`v=spf1 +a +mx +a:thsv25.hostatom.com -al`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`adel.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

center1edu.com is the parent of mail.center1edu.com.

IP Addresses

center1edu.com points to four IP numbers: 2606:4700:3036::6815:22ca, 2606:4700:3037::ac43:a47c, 104.21.34.202 and 172.67.164.124.

For instance, other host names moment-mal.org, orbyte.se, peacemaker.one, thecarrolls.us and security-points.com share IP numbers with center1edu.com.

Name Servers

center1edu.com is delegated to two name servers: adel.ns.cloudflare.com and lars.ns.cloudflare.com.

center1edu.com uses the same name server setup as other domains such as hooishere.com, develope.kr, tedkulp.com, topedtech.com and clark.gb.net.

center1edu.com shares name servers with other domains at least partially, for example js2805.com, setty.me, vandooren.info, pro-dz.com and ircmaxell.com.

These name servers are commonly used with bonnie.ns.cloudflare.com.

Host names with six IP numbers: host name adel.ns.cloudflare.com points to: 2606:4700:50::adf5:3a37, 2803:f800:50::6ca2:c037, 2a06:98c1:50::ac40:2037, 108.162.192.55, 172.64.32.55 and 173.245.58.55; host name lars.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc3, 2803:f800:50::6ca2:c1c3, 2a06:98c1:50::ac40:21c3, 108.162.193.195, 172.64.33.195 and 173.245.59.195.

Mail Servers

center1edu.com is handled by a single mail server, _dc-mx.3da5a6f57297.center1edu.com.

_dc-mx.3da5a6f57297.center1edu.com points to a single IP: 103.80.48.25.

center1edu.com - robtex.com

center1edu.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

Mail Servers

`center1edu.com`

`com`