🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`chicagobooth.edu`

DNSSEC	⚠️ Not signed
A	128.135.211.104^{🇺🇸 UCHICAGO-1128.135.0.0/16 The University of Chicago}
		PTR	`chicagobooth.uchicago.edu`
NS	`bushdns01.chicagobooth.edu` ⭐
		A	128.135.211.57^{🇺🇸 UCHICAGO-1128.135.0.0/16 The University of Chicago}
			PTR	`bushdns01.chicagobooth.edu`
			PTR	`bushdns01.gsb.uchicago.edu`
NS	`bushdns02.chicagobooth.edu`
		A	128.135.10.165^{🇺🇸 UCHICAGO-1128.135.0.0/16 The University of Chicago}
			PTR	`bushdns02.chicagobooth.edu`
			PTR	`bushdns02.gsb.uchicago.edu`
MX	`chicagobooth-edu.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c803::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:f905::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	2a01:111:f403:f90a::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr03cu00201.inbound.protection.outlook.com`
		A	52.101.10.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.10.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	52.101.41.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00103.inbound.protection.outlook.com`
		A	52.101.194.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch4pr21cu00107.inbound.protection.outlook.com`
TXT	`dropbox-domain-verification=wdy3c506x778`
TXT	`GTX5IeSoeytn0RA001USLvaNn8EGw9edYCD5UrbOVgLHIgWZ0jFlQL1ZFObQc3CinW6S+K80sia0Y...`
TXT	`facebook-domain-verification=ez52ot5d47h7k4b7zghx6kfdpew0j0`
TXT	`ms-domain-verification=fc33b08a-58ce-4ab9-9e84-96a170b125c2`
TXT	`atlassian-domain-verification=7r1CFTMOa6TmaLsviHI4qkBQXayvuLlSsOgbbwNadejvLkw...`
TXT	`MS=99402214EF47D72D9001A555091B1E02F6B056A1`
TXT	`1password-site-verification=PUYSKZDLYVADZEBUTJ3BZFY5HE`
TXT	`v=spf1 ip4:62.13.152.5 ip4:176.31.145.254 ip4:156.70.3.153 ip4:128.135.211.0/...`
TXT	`F29DE3A075BF9021FD3447844749E675`
TXT	`smartsheet-site-validation=V4KPoKK2zTS467X2RmtlxmBP_DK5ZFa1`
TXT	`spf2.0/pra ip4:128.135.211.0/24 ip4:128.135.10.0/24 ip4:64.58.225.88 ip4:216....`
TXT	`brevo-code:284e8efcb98f571bb0c3d488f000c945`
TXT	`xsxOROyi376i9DTJruXBeNvmLvmKRAgZhWH+1lLXJ/PWDvfqmy72NBrIZym25sHunI3TB/QSiEDZ2...`
TXT	`MS=ms15609545`
TXT	`ZOOM_verify_nswqYv6fcxUjV9yWyp8YGQ`
TXT	`google-site-verification=3CeDA31iKLBdPOQ5ZrsET6NiRKb3RB3B5GyaI_vSmz0`
TXT	`MS=ms55211723`
TXT	`B525CC857E120F8DB43C2F479EF8B697`
SOA	`bushdns01.chicagobooth.edu`helpdesk@chicagobooth.edu 2026-08-15 #1

`edu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.edu-servers.net` ⭐
	NS	`b.edu-servers.net`
	NS	`c.edu-servers.net`
	NS	`d.edu-servers.net`
	NS	`e.edu-servers.net`
	NS	`f.edu-servers.net`
	NS	`g.edu-servers.net`
	NS	`h.edu-servers.net`
	NS	`i.edu-servers.net`
	NS	`j.edu-servers.net`
	NS	`k.edu-servers.net`
	NS	`l.edu-servers.net`
	NS	`m.edu-servers.net`
	SOA	`a.edu-servers.net`nstld@verisign-grs.com serial=1786878084

rank #7799 globally
rank #248 in the tld
WOT: SAFE (94/100)
📈 Tranco rank: #28,825

Subdomains

email.chicagobooth.edu

boothportal.chicagobooth.edu

blogs.chicagobooth.edu

mail.chicagobooth.edu

dns01.chicagobooth.edu

test.chicagobooth.edu

www.chicagobooth.edu

intranet.chicagobooth.edu

forums.chicagobooth.edu

imap.chicagobooth.edu

gsbcomphoto.chicagobooth.edu

bushssrn01.chicagobooth.edu

bushdns01tst.chicagobooth.edu

f5www.chicagobooth.edu

bushdns02tst.chicagobooth.edu

gsbhfw02p-outside.chicagobooth.edu

bushmta02.chicagobooth.edu

bushmta01.chicagobooth.edu

faculty.chicagobooth.edu

bushdns01.chicagobooth.edu

bushcswiki.chicagobooth.edu

research.chicagobooth.edu

busgmta01.chicagobooth.edu

media.chicagobooth.edu

dns02.chicagobooth.edu

registration.chicagobooth.edu

busgrps01.chicagobooth.edu

bushfacco.chicagobooth.edu

gsbbn2.chicagobooth.edu

appcenter.chicagobooth.edu

go.chicagobooth.edu

statcontent.chicagobooth.edu

bushdns02.chicagobooth.edu

review.chicagobooth.edu

Same first word

chicagobooth.ru

chicagobooth.cn

chicagobooth.com

chicagobooth.co.in

chicagobooth.jp

chicagobooth.edu

chicagobooth.biz

chicagobooth.info

chicagobooth.it

chicagobooth.asia

DNS History

7 records (4 active, 3 former)

●NSbushdns01.chicagobooth.edu2015-07-02 → 2026-08-16 · 2 obs

● 2015-07-02 02:26:18
● 2026-08-16 11:01:44

●NSbushdns02.chicagobooth.edu2015-07-02 → 2026-08-16 · 2 obs

● 2015-07-02 02:26:18
● 2026-08-16 11:01:44

○MXbusgmta01.chicagobooth.edu2015-07-02 → 2017-08-16 · 4 obs

● 2015-07-02 02:26:18
● 2017-08-16 19:18:22
○ 2026-02-15 05:39:18
○ 2026-08-16 11:01:44

○MXbushmta01.chicagobooth.edu2015-07-02 → 2017-08-16 · 4 obs

● 2015-07-02 02:26:18
● 2017-08-16 19:18:22
○ 2026-02-15 05:39:18
○ 2026-08-16 11:01:44

○MXbushmta02.chicagobooth.edu2015-07-02 → 2017-08-16 · 4 obs

● 2015-07-02 02:26:18
● 2017-08-16 19:18:22
○ 2026-02-15 05:39:18
○ 2026-08-16 11:01:44

●MXchicagobooth-edu.mail.protection.outlook.com2026-02-15 → 2026-08-16 · 3 obs

○ 2017-08-16 19:18:22
● 2026-02-15 05:39:18
● 2026-08-16 11:01:44

●A128.135.211.1042015-07-02 → 2026-08-16 · 2 obs

● 2015-07-02 02:26:18
● 2026-08-16 11:01:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	a.edu-servers.net, b.edu-servers.net, c.edu-servers.net, d.edu-servers.net...	-
chicagobooth.edu	bushdns01.chicagobooth.edu, bushdns02.chicagobooth.edu	2 records

✅ Authoritative Response

Server:128.135.211.57

NS records: bushdns01.chicagobooth.edu, bushdns02.chicagobooth.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chicagobooth.edu (unsigned zone)

⏱️ Timing

Total: 281ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`128.135.211.104`
NS	2	`bushdns02.chicagobooth.edu, bushdns01.chicagobooth.edu`
MX	1	`chicagobooth-edu.mail.protection.outlook`
TXT	18	`MS=ms55211723, xsxOROyi376i9DTJruXBeNvmLvmKRAgZhWH+1lLX...`
SOA	1	`bushdns01.chicagobooth.edu helpdesk.chic`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (bushdns01.chicagobooth.edu, bushdns02.chicagobooth.edu)

Analysis

Hierarchy

email.chicagobooth.edu, boothportal.chicagobooth.edu, blogs.chicagobooth.edu, mail.chicagobooth.edu, dns01.chicagobooth.edu and a few other host names are all children of chicagobooth.edu.

IP Addresses

chicagobooth.edu has exactly one IP address — 128.135.211.104.

Among others, f5www.chicagobooth.edu, chicagobooth.uchicago.edu, review.chicagobooth.edu and email.chicagobooth.edu resolve to the same IP numbers as chicagobooth.edu.

Name Servers

chicagobooth.edu uses two name servers for its delegation: bushdns01.chicagobooth.edu and bushdns02.chicagobooth.edu.

The name servers for chicagobooth.edu are shared with other domains, such as cdr-labs.com, predoc.org and promarket.org.

Both bushdns01.chicagobooth.edu and bushdns02.chicagobooth.edu have a single IP address each — bushdns01.chicagobooth.edu resolves to 128.135.211.57 while bushdns02.chicagobooth.edu resolves to 128.135.10.165.

Mail Servers

chicagobooth.edu uses one mail server — chicagobooth-edu.mail.protection.outlook.com.

The MX records for chicagobooth.edu match those of other domains — including review.chicagobooth.edu and mail.chicagobooth.edu.

chicagobooth-edu.mail.protection.outlook.com has 8 IP addresses: 52.101.10.10, 52.101.10.16, 52.101.41.3 plus 5 more.

chicagobooth.edu - robtex.com