`braintrust-cs.com`

DNSSEC	⚠️ Not signed
A	217.76.128.34^{🇪🇸 IONOS-AS217.76.128.0/19 arsys.es}
		PTR	`hosting01.servidoresdns.net`
NS	`dns11.servidoresdns.net` ⭐
		A	217.76.128.133^{🇪🇸 IONOS-AS217.76.128.0/19 arsys.es}
			PTR	`dns11.servidoresdns.net`
NS	`dns12.servidoresdns.net`
		A	82.223.218.137^{🇪🇸 IONOS-AS82.223.0.0/16 arsys.es}
			PTR	`dns12.servidoresdns.net`
MX	`braintrustcs-com02e.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::8^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`openai-domain-verification=dv-8TkuArDtV6ZPSZW7p8nAg0yo`
TXT	`v=spf1 include:spf.emdlv.net include:spf.protection.outlook.com -all`
SOA	`dns11.servidoresdns.net`hostmaster@servidoresdns.net 2006-12-18 #40

`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

Subdomains

www.braintrust-cs.com

Same first word

braintrust-cs.com

DNS History

12 records (4 active, 8 former)

●NSdns11.servidoresdns.net2015-07-15 → 2026-03-13 · 3 obs

○ 2008-03-19 06:11:30
● 2015-07-15 21:32:32
● 2026-03-13 14:08:42

●NSdns12.servidoresdns.net2015-07-15 → 2026-03-13 · 3 obs

○ 2008-03-19 06:11:30
● 2015-07-15 21:32:32
● 2026-03-13 14:08:42

○MXalt1.aspmx.l.google.com2015-07-15 → 2016-07-13 · 5 obs

○ 2008-03-19 06:11:30
● 2015-07-15 21:32:32
● 2016-07-13 04:39:28
○ 2026-03-13 14:08:40
○ 2026-03-13 14:08:42

○MXalt2.aspmx.l.google.com2015-07-15 → 2016-07-13 · 5 obs

○ 2008-03-19 06:11:30
● 2015-07-15 21:32:32
● 2016-07-13 04:39:28
○ 2026-03-13 14:08:40
○ 2026-03-13 14:08:42

○MXaspmx.l.google.com2015-07-15 → 2016-07-13 · 5 obs

○ 2008-03-19 06:11:30
● 2015-07-15 21:32:32
● 2016-07-13 04:39:28
○ 2026-03-13 14:08:40
○ 2026-03-13 14:08:42

○MXaspmx2.googlemail.com2015-07-15 → 2016-07-13 · 5 obs

○ 2008-03-19 06:11:30
● 2015-07-15 21:32:32
● 2016-07-13 04:39:28
○ 2026-03-13 14:08:40
○ 2026-03-13 14:08:42

○MXaspmx3.googlemail.com2015-07-15 → 2016-07-13 · 5 obs

○ 2008-03-19 06:11:30
● 2015-07-15 21:32:32
● 2016-07-13 04:39:28
○ 2026-03-13 14:08:40
○ 2026-03-13 14:08:42

●MXbraintrustcs-com02e.mail.protection.outlook.com2026-03-13 → 2026-03-13 · 3 obs

○ 2016-07-13 04:39:28
● 2026-03-13 14:08:40
● 2026-03-13 14:08:42

○MXsmtp-02.servidoresdns.net2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 06:11:30
○ 2015-07-15 21:32:32
○ 2026-03-13 14:08:42

●A217.76.128.342026-03-13 → 2026-03-13 · 3 obs

○ 2016-07-13 04:39:28
● 2026-03-13 14:08:40
● 2026-03-13 14:08:42

○A217.76.130.2002015-07-15 → 2016-07-13 · 5 obs

○ 2008-03-19 06:11:30
● 2015-07-15 21:32:32
● 2016-07-13 04:39:28
○ 2026-03-13 14:08:40
○ 2026-03-13 14:08:42

○A217.76.130.2132008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 06:11:30
○ 2015-07-15 21:32:32
○ 2026-03-13 14:08:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net...	-
braintrust-cs.com	dns11.servidoresdns.net, dns12.servidoresdns.net	-

✅ Authoritative Response

Server: 82.223.218.137

NS records: dns11.servidoresdns.net, dns12.servidoresdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for braintrust-cs.com (unsigned zone)

⏱️ Timing

Total: 1057ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.76.128.34`
NS	2	`dns12.servidoresdns.net, dns11.servidoresdns.net`
MX	1	`braintrustcs-com02e.mail.protection.outl`
TXT	2	`openai-domain-verification=dv-8TkuArDtV6, v=spf1 include:spf.emdlv.net include:spf`
SOA	1	`dns11.servidoresdns.net hostmaster.servi`

Analysis

Hierarchy

braintrust-cs.com is a parent of www.braintrust-cs.com.

IP Addresses

braintrust-cs.com points to a single IP address: 217.76.128.34.

Other host names such as demexrenovables.com, todofortwo.com, mahz.com, proteksa.be and esya.es share IP numbers with braintrust-cs.com.

Name Servers

braintrust-cs.com is delegated to two name servers: dns11.servidoresdns.net and dns12.servidoresdns.net.

braintrust-cs.com uses the same name server setup as other domains, including borjacrespo.es, (0x65726f746963)xtu.com, terminesp.org, eskutek.com and cebson.net.

braintrust-cs.com shares some name servers with other domains, for example puntdemira.com.

Hostnames with a single IP

dns11.servidoresdns.net resolves to: 217.76.128.133.

dns12.servidoresdns.net resolves to: 82.223.218.137.

Mail Servers

The mail server for braintrust-cs.com is braintrustcs-com02e.mail.protection.outlook.com.

braintrustcs-com02e.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::8, 2a01:111:f403:ca09::e, 52.101.68.5, 52.101.68.10, 52.101.68.25 and 52.101.73.19.

braintrust-cs.com - robtex.com