fcstu.org - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

fcstu.org

DNSSEC⚠️ Not signed
A208.91.197.39🇻🇬 CONFLUENCE-NETWORK-INC208.91.197.0/24 Confluence Networks Route Object
NSdns101.register.com ⭐
A162.159.24.117Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSdns102.register.com
A162.159.25.158Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXfcstu-org.mail.protection.outlook.com ⭐
A2a01:111:f403:c801::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sa9pr02cu00200.inbound.protection.outlook.com
A2a01:111:f403:c902::1🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj2pr05cu00401.inbound.protection.outlook.com
A2a01:111:f403:c91d::a🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-co1pr21cu00202.inbound.protection.outlook.com
A2a01:111:f403:f902::2🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-mn2pr02cu00202.inbound.protection.outlook.com
A52.101.9.11🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bl2pr04cu00103.inbound.protection.outlook.com
A52.101.11.9🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sn1pr02cu00101.inbound.protection.outlook.com
A52.101.41.6🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sj0pr03cu01406.inbound.protection.outlook.com
A52.101.194.0🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ch5pr02cu00200.inbound.protection.outlook.com
TXTadobe-idp-site-verification=3ed55d672fb807baac3dd978fb2ac8c41eca11c564c25b2be...
TXTv=spf1 include:spf.protection.outlook.com -all
TXTdocusign=f25257e0-f82a-4e2b-ab05-40abf2c30f66
TXTgoogle-site-verification=aEyL9mSgxAodppj9m6yXMTHstnOzg33vA1f4G533T9Y
SOADNS101.REGISTER.COMroot@REGISTER.COM serial=122090110

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1786976086

Subdomains

sso.fcstu.org

Same first word

fcstu.net
fcstu.org
fcstu.education

Similar names

stfcu.org
ctusf.net
usctf.com
ustcf.com
usctf.org
stfcu.com
stfuc.com
cftus.com
fscut.com
csuft.edu.cn
stfuc.net
utcfs.com.au
scutf.com
ctusf.org.tw
usftc.de
cufst.org
csuft.net
tsfcu.com
cstfu.com
fctus.com
cfust.com
cfust.de
usftc.net
cufts.com
tfcus.com
utfcs.com
stfcu.net
suftc.org
csuft.com
tfcsu.ru
scuft.com
fucts.com
utsfc.com
utcfs.com.cn
fucts.net
tcfus.com
usftc.com
tufcs.com
fcuts.com
tfcus.blob.core.windows.net

DNS History

8 records (4 active, 4 former)

202120222023202420252026NSdns101.register.comdns102.register.comdns085.b.register.comdns111.c.register.comdns146.a.register.comdns249.d.register.comMXfcstu-org.mail.protection.outlook.comA208.91.197.39
○NSdns085.b.register.com2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 05:48:26
○ 2026-05-01 14:15:42
○ 2026-08-17 14:42:58
●NSdns101.register.com2026-05-01 → 2026-08-17 · 3 obs
○ 2020-01-31 05:48:26
● 2026-05-01 14:15:42
● 2026-08-17 14:42:58
●NSdns102.register.com2026-05-01 → 2026-08-17 · 3 obs
○ 2020-01-31 05:48:26
● 2026-05-01 14:15:42
● 2026-08-17 14:42:58
○NSdns111.c.register.com2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 05:48:26
○ 2026-05-01 14:15:42
○ 2026-08-17 14:42:58
○NSdns146.a.register.com2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 05:48:26
○ 2026-05-01 14:15:42
○ 2026-08-17 14:42:58
○NSdns249.d.register.com2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 05:48:26
○ 2026-05-01 14:15:42
○ 2026-08-17 14:42:58
●MXfcstu-org.mail.protection.outlook.com2020-01-31 → 2026-08-17 · 2 obs
● 2020-01-31 05:48:26
● 2026-08-17 14:42:58
●A208.91.197.392020-01-31 → 2026-08-17 · 2 obs
● 2020-01-31 05:48:26
● 2026-08-17 14:42:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgd0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org-
fcstu.orgdns101.register.com, dns102.register.com-

✅ Authoritative Response

Server:162.159.24.117

NS records: dns101.register.com, dns102.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fcstu.org (unsigned zone)

⏱️ Timing

Total: 3389ms | Queries: -

📄 Records

TypeCountSample Data
A1208.91.197.39
NS2dns102.register.com, dns101.register.com
MX1fcstu-org.mail.protection.outlook.com (p

Analysis

Hierarchy

sso.fcstu.org is a subdomain of fcstu.org.

IP Addresses

fcstu.org directs to one IP number, which is 208.91.197.39.

Among the host names that share IP numbers with fcstu.org are mail.botek.info, spear-systems.com, installationservicesblog.doodlekit.com and two others.

Name Servers

fcstu.org has two authoritative name servers — dns101.register.com and dns102.register.com.

fcstu.org has the same name server delegation as a number of other domains, such as uniqueaffaircatering.com, arthurdavies.com, servient.co.uk and two more.

The name servers for fcstu.org overlap at least partially with those of other domains — for example sheltervet.org.

Both dns101.register.com and dns102.register.com have a single IP address each — dns101.register.com resolves to 162.159.24.117 while dns102.register.com resolves to 162.159.25.158.

Mail Servers

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

fcstu-org.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.9.11, 52.101.11.9 and 52.101.41.6, along with 5 other.