ceistech.com - dns.ninja

`ceistech.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2fb^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:81f2^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.251^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.242^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`merlin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bcd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`merlin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`merlin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`merlin.ns.cloudflare.com`
		A	108.162.193.205^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`merlin.ns.cloudflare.com`
		A	172.64.33.205^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`merlin.ns.cloudflare.com`
		A	173.245.59.205^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`merlin.ns.cloudflare.com`
NS	`rihana.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rihana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rihana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rihana.ns.cloudflare.com`
		A	108.162.192.244^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rihana.ns.cloudflare.com`
		A	172.64.32.244^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rihana.ns.cloudflare.com`
		A	173.245.58.244^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rihana.ns.cloudflare.com`
MX	`ceistech-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca21::^{🇪🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma2p292cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:ca21::1^{🇪🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma4p292cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:ca21::2^{🇪🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma3p292cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:ca21::3^{🇪🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma2p292cu00303.inbound.protection.outlook.com`
		A	52.101.91.0^{🇪🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma2p292cu00400.inbound.protection.outlook.com`
		A	52.101.91.1^{🇪🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma4p292cu00201.inbound.protection.outlook.com`
		A	52.101.91.2^{🇪🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma3p292cu00202.inbound.protection.outlook.com`
		A	52.101.91.3^{🇪🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma2p292cu00303.inbound.protection.outlook.com`
TXT	`MS=ms24374455`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.2.251, 172.67.129.242
		IPv6 hints	2606:4700:3031::6815:2fb, 2606:4700:3035::ac43:81f2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=183, name=cloudflare-ech.com
SOA	`merlin.ns.cloudflare.com`dns@cloudflare.com serial=2408570132

`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=1786727454

Same first word

ceistech.com

Similar names

DNS History

9 records (7 active, 2 former)

●NSmerlin.ns.cloudflare.com2026-04-10 → 2026-08-14 · 2 obs

● 2026-04-10 18:24:06
● 2026-08-14 17:35:30

●NSrihana.ns.cloudflare.com2026-04-10 → 2026-08-14 · 2 obs

● 2026-04-10 18:24:06
● 2026-08-14 17:35:30

●MXceistech-com.mail.protection.outlook.com2026-04-10 → 2026-08-14 · 2 obs

● 2026-04-10 18:24:06
● 2026-08-14 17:35:30

●A104.21.2.2512026-04-10 → 2026-08-14 · 2 obs

● 2026-04-10 18:24:06
● 2026-08-14 17:35:30

●A172.67.129.2422026-04-10 → 2026-08-14 · 2 obs

● 2026-04-10 18:24:06
● 2026-08-14 17:35:30

●A2606:4700:3031::6815:2fb2026-07-05 → 2026-08-14 · 3 obs

○ 2026-06-16 20:27:56
● 2026-07-05 09:16:20
● 2026-08-14 17:35:30

●A2606:4700:3035::ac43:81f22026-07-05 → 2026-08-14 · 3 obs

○ 2026-06-16 20:27:56
● 2026-07-05 09:16:20
● 2026-08-14 17:35:30

○A2606:4700:3036::6815:2fb2026-04-10 → 2026-06-16 · 4 obs

● 2026-04-10 18:24:06
● 2026-06-16 20:27:56
○ 2026-07-05 09:16:20
○ 2026-08-14 17:35:30

○A2606:4700:3037::ac43:81f22026-04-10 → 2026-06-16 · 4 obs

● 2026-04-10 18:24:06
● 2026-06-16 20:27:56
○ 2026-07-05 09:16:20
○ 2026-08-14 17:35:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ceistech.com	rihana.ns.cloudflare.com, merlin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.244

NS records: rihana.ns.cloudflare.com, merlin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ceistech.com (unsigned zone)

⏱️ Timing

Total: 1213ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.129.242, 104.21.2.251`
AAAA	2	`2606:4700:3035::ac43:81f2, 2606:4700:3031::6815:2fb`
NS	2	`merlin.ns.cloudflare.com, rihana.ns.cloudflare.com`
MX	1	`ceistech-com.mail.protection.outlook.com`
TXT	2	`MS=ms24374455, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`merlin.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ceistech.com resolves to four IP addresses: 104.21.2.251, 172.67.129.242, 2606:4700:3031::6815:2fb and 2606:4700:3035::ac43:81f2.

Among the host names that share IP numbers with ceistech.com are inoue-jibika.jp, www.b888e.com, unitedbars.ru and two others.

Name Servers

ceistech.com has two authoritative name servers — merlin.ns.cloudflare.com and rihana.ns.cloudflare.com.

ceistech.com has the same name server delegation as a number of other domains, such as xfotos.com, golfsenior.fr, fuiserviajante.com and two more.

ceistech.com has at least partial name server overlap with other domains, such as chatgpt35-i0r.pages.dev, gatherd.media, beelinebittt.com and two others.

It is common to find these name servers paired with the name servers chan.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

merlin.ns.cloudflare.com points to 108.162.193.205, 172.64.33.205, 173.245.59.205 and 3 other IP addresses.

rihana.ns.cloudflare.com points to 108.162.192.244, 172.64.32.244, 173.245.58.244 and 3 other IP addresses.

Mail Servers

ceistech.com routes its mail through a single mail server, ceistech-com.mail.protection.outlook.com.

ceistech-com.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.91.0, 52.101.91.1 and 52.101.91.2, along with 5 other.