`csibuilding.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:1a15^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:1b15^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.26.21^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.27.21^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a88^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c088^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2088^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nina.ns.cloudflare.com`
		A	108.162.192.136^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nina.ns.cloudflare.com`
		A	172.64.32.136^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nina.ns.cloudflare.com`
		A	173.245.58.136^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nina.ns.cloudflare.com`
NS	`thomas.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bee^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thomas.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ee^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`thomas.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ee^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`thomas.ns.cloudflare.com`
		A	108.162.193.238^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thomas.ns.cloudflare.com`
		A	172.64.33.238^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thomas.ns.cloudflare.com`
		A	173.245.59.238^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thomas.ns.cloudflare.com`
MX	`csibuilding-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::16^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00306.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr04cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f90b::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr04cu00100.inbound.protection.outlook.com`
		A	52.101.9.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr02cu00400.inbound.protection.outlook.com`
		A	52.101.10.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00105.inbound.protection.outlook.com`
		A	52.101.11.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00103.inbound.protection.outlook.com`
		A	52.101.11.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
TXT	`MS=ms12381993`
TXT	`knowbe4-site-verification=d1cbc405b0ca30f6589939fd60ec72ee`
TXT	`smartsheet-site-validation=w032N4GZ71R5tw0mt20nN04-tfVWPFmq`
TXT	`v=spf1 mx a:x.uslbm.us include:spfm.uslbm.us ~all`
HTTPS	HTTP/2 ✓ hints match
		IPv4	104.18.26.21, 104.18.27.21
		IPv6	2606:4700::6812:1a15, 2606:4700::6812:1b15
SOA	`nina.ns.cloudflare.com`dns@cloudflare.com serial=2394306635

`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=1771291435

Same first word

csibuilding.com

Similar names

cisbuilding.com

DNS History

12 records (7 active, 5 former)

○NSauth0.ns.charter.net2015-07-02 → 2020-03-01 · 4 obs

● 2015-07-02 10:24:44
● 2020-03-01 20:15:54
○ 2026-02-24 04:06:14
○ 2026-02-24 23:45:36

○NSauth1.ns.charter.net2015-07-02 → 2020-03-01 · 4 obs

● 2015-07-02 10:24:44
● 2020-03-01 20:15:54
○ 2026-02-24 04:06:14
○ 2026-02-24 23:45:36

●NSnina.ns.cloudflare.com2026-02-24 → 2026-02-24 · 3 obs

○ 2020-03-01 20:15:54
● 2026-02-24 04:06:14
● 2026-02-24 23:45:36

●NSthomas.ns.cloudflare.com2026-02-24 → 2026-02-24 · 3 obs

○ 2020-03-01 20:15:54
● 2026-02-24 04:06:14
● 2026-02-24 23:45:36

●MXcsibuilding-com.mail.protection.outlook.com2020-03-01 → 2026-02-24 · 3 obs

○ 2017-03-25 22:30:24
● 2020-03-01 20:15:54
● 2026-02-24 23:45:36

○MXmail.s1072789-7500.charter-business.net2015-07-02 → 2017-03-25 · 4 obs

● 2015-07-02 10:24:44
● 2017-03-25 22:30:24
○ 2020-03-01 20:15:54
○ 2026-02-24 23:45:36

●A104.18.26.212026-02-24 → 2026-02-24 · 3 obs

○ 2020-03-01 20:15:54
● 2026-02-24 04:06:14
● 2026-02-24 23:45:36

●A104.18.27.212026-02-24 → 2026-02-24 · 3 obs

○ 2020-03-01 20:15:54
● 2026-02-24 04:06:14
● 2026-02-24 23:45:36

●A2606:4700::6812:1a152026-02-24 → 2026-02-24 · 3 obs

○ 2020-03-01 20:15:54
● 2026-02-24 04:06:14
● 2026-02-24 23:45:36

●A2606:4700::6812:1b152026-02-24 → 2026-02-24 · 3 obs

○ 2020-03-01 20:15:54
● 2026-02-24 04:06:14
● 2026-02-24 23:45:36

○A47.43.22.542020-03-01 → 2020-03-01 · 4 obs

○ 2017-03-25 22:30:24
● 2020-03-01 20:15:54
○ 2026-02-24 04:06:14
○ 2026-02-24 23:45:36

○A64.210.232.832015-07-02 → 2017-03-25 · 4 obs

● 2015-07-02 10:24:44
● 2017-03-25 22:30:24
○ 2020-03-01 20:15:54
○ 2026-02-24 23:45:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
csibuilding.com	nina.ns.cloudflare.com, thomas.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.136

NS records: nina.ns.cloudflare.com, thomas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csibuilding.com (unsigned zone)

⏱️ Timing

Total: 162ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.27.21, 104.18.26.21`
AAAA	2	`2606:4700::6812:1b15, 2606:4700::6812:1a15`
NS	2	`nina.ns.cloudflare.com, thomas.ns.cloudflare.com`
MX	1	`csibuilding-com.mail.protection.outlook.`
TXT	4	`MS=ms12381993, knowbe4-site-verification=d1cbc405b0ca30...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`nina.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

AI analysis

csibuilding.com points to four IP numbers: 2606:4700::6812:1a15, 2606:4700::6812:1b15, 104.18.26.21 and 104.18.27.21.

Other host names, for instance kiahatfield.co.za, akat.luduseg.dk, mdm.drb-projects.com, www.jurisprudencia.gob.sv and www.nicoletbank.com share IP numbers with csibuilding.com.

csibuilding.com is delegated to two name servers: nina.ns.cloudflare.com and thomas.ns.cloudflare.com.

csibuilding.com uses the same name server setup as other domains, for instance deserttrusslv.com, elevationbygbs.com, heydoug.net, brittonhomecenter.net and textvending.com.

csibuilding.com shares name servers with other domains at least partially, for instance nikole.eu, chemist4u.co.uk, bagasy.eu, aerorecip.com and chatrandom.net.

these name servers are often used together with the name servers wally.ns.cloudflare.com.

Host names with six IP numbers: nina.ns.cloudflare.com points to 2606:4700:50::adf5:3a88, 2803:f800:50::6ca2:c088, 2a06:98c1:50::ac40:2088, 108.162.192.136, 172.64.32.136 and 173.245.58.136; thomas.ns.cloudflare.com points to 2606:4700:58::adf5:3bee, 2803:f800:50::6ca2:c1ee, 2a06:98c1:50::ac40:21ee, 108.162.193.238, 172.64.33.238 and 173.245.59.238.

The mail server for csibuilding.com is csibuilding-com.mail.protection.outlook.com.

Host csibuilding-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::16, 2a01:111:f403:f901::2, 2a01:111:f403:f908::1, 2a01:111:f403:f90b::, 52.101.9.24, 52.101.10.5, 52.101.11.3 and 52.101.11.17.

csibuilding.com - robtex.com

csibuilding.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

AI analysis

`csibuilding.com`

`com`