lcctc.edu - robtex.com

lcctc.edu

DNSSEC⚠️ Not signed
A64.236.66.23🇺🇸 Microsoft64.236.0.0/16
NScloudflare-dns.iu13.org ⭐
A2400:cb00:2049:1::a29f:ab2🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.10.178Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NScloudflare-dns.iu13.com
A2400:cb00:2049:1::a29f:bac🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.11.172Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NScloudflare-dns.iu13.net
A2400:cb00:2049:1::c629:de98🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A198.41.222.152Cloudflare198.41.222.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcf-198-41-222-152.cloudflare.com
NScloudflare-dns.iu13.us
A2400:cb00:2049:1::a29f:9be🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.9.190Cloudflare162.159.9.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXlcctc-edu.mail.protection.outlook.com ⭐
A2a01:111:f403:c902::7🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj0pr02cu00107.inbound.protection.outlook.com
A2a01:111:f403:c946::3🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-ch0pr04cu00603.inbound.protection.outlook.com
A2a01:111:f403:f802::3🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sj0pr03cu01403.inbound.protection.outlook.com
A2a01:111:f403:f90d::🇺🇸 Microsoft2a01:111:f000::/36
PTRmail-sn1pr0501cu00200.inbound.protection.outlook.com
A52.101.8.46🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-dm6pr05cu00406.inbound.protection.outlook.com
A52.101.9.26🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-bl0pr02cu00702.inbound.protection.outlook.com
A52.101.11.2🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-sn1pr03cu00102.inbound.protection.outlook.com
A52.101.194.4🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ch4pr04cu00104.inbound.protection.outlook.com
TXTZw2dnasQ+L+jt0pOp2j/Y65wnAXO4Nnz3Y98ch5RQw6/KpxU096QrGR0p9xP3EQhO4S0NCNpmGf56...
TXTautodesk-domain-verification=ULKYT5AwmErAYwYRYQTB
TXTv=msv1 t=e9e6c7c97c884aa1854b9549ed351e
TXTv=spf1 ip4:206.82.23.11 include:spf.protection.outlook.com include:_spf.bbnot...
SOAcloudflare-dns.iu13.orgdns@cloudflare.com serial=2402758072

edu

DNSSEC🔒 Signed (DS record present)
NSa.edu-servers.net ⭐
NSb.edu-servers.net
NSc.edu-servers.net
NSd.edu-servers.net
NSe.edu-servers.net
NSf.edu-servers.net
NSg.edu-servers.net
NSh.edu-servers.net
NSi.edu-servers.net
NSj.edu-servers.net
NSk.edu-servers.net
NSl.edu-servers.net
NSm.edu-servers.net
SOAa.edu-servers.netnstld@verisign-grs.com serial=1778628251

Same first word

lcctc.k12.pa.us
lcctc.ma
lcctc.com
lcctc.edu
lcctc.org

Similar names

cctcl.com.tw
clcct.org
ctclc.net
cltcc.be
tcccl.com
ccclt.org
tcclc.org
tcccl.com.tw
ltccc.org
clctc.com
cctcl.net
ctclc.com
clctc.org
ccltc.org
tlccc.com
ctccl.org.au
cltcc.edu
tlccc.org
ctclc.edu

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NScloudflare-dns.iu13.comcloudflare-dns.iu13.netcloudflare-dns.iu13.orgcloudflare-dns.iu13.usdns.iu13.netns1.iu13.orgns2.iu13.orgMXlcctc-edu.mail.protection.outlook.comd23323a.ess.barracudanetworks.comd23323b.ess.barracudanetworks.comgremlin.iu13.orgA64.236.66.23
●NScloudflare-dns.iu13.com2026-03-25 → 2026-05-12 · 3 obs
○ 2017-08-27 08:57:52
● 2026-03-25 18:43:34
● 2026-05-12 23:52:00
●NScloudflare-dns.iu13.net2026-03-25 → 2026-05-12 · 3 obs
○ 2017-08-27 08:57:52
● 2026-03-25 18:43:34
● 2026-05-12 23:52:00
●NScloudflare-dns.iu13.org2026-03-25 → 2026-05-12 · 3 obs
○ 2017-08-27 08:57:52
● 2026-03-25 18:43:34
● 2026-05-12 23:52:00
●NScloudflare-dns.iu13.us2026-03-25 → 2026-05-12 · 3 obs
○ 2017-08-27 08:57:52
● 2026-03-25 18:43:34
● 2026-05-12 23:52:00
○NSdns.iu13.net2017-06-19 → 2017-08-27 · 5 obs
○ 2016-05-26 13:43:14
● 2017-06-19 11:25:42
● 2017-08-27 08:57:52
○ 2026-03-25 18:43:34
○ 2026-05-12 23:52:00
○NSns1.iu13.org2015-08-05 → 2017-08-27 · 6 obs
● 2015-08-05 15:24:26
● 2016-05-26 13:43:14
○ 2017-06-19 11:25:42
● 2017-08-27 08:57:52
○ 2026-03-25 18:43:34
○ 2026-05-12 23:52:00
○NSns2.iu13.org2015-08-05 → 2017-08-27 · 4 obs
● 2015-08-05 15:24:26
● 2017-08-27 08:57:52
○ 2026-03-25 18:43:34
○ 2026-05-12 23:52:00
○MXd23323a.ess.barracudanetworks.com2015-08-05 → 2017-08-27 · 4 obs
● 2015-08-05 15:24:26
● 2017-08-27 08:57:52
○ 2026-03-25 18:43:34
○ 2026-05-12 23:52:00
○MXd23323b.ess.barracudanetworks.com2015-08-05 → 2017-08-27 · 4 obs
● 2015-08-05 15:24:26
● 2017-08-27 08:57:52
○ 2026-03-25 18:43:34
○ 2026-05-12 23:52:00
○MXgremlin.iu13.org2015-08-05 → 2017-08-27 · 4 obs
● 2015-08-05 15:24:26
● 2017-08-27 08:57:52
○ 2026-03-25 18:43:34
○ 2026-05-12 23:52:00
●MXlcctc-edu.mail.protection.outlook.com2026-03-25 → 2026-05-12 · 3 obs
○ 2017-08-27 08:57:52
● 2026-03-25 18:43:34
● 2026-05-12 23:52:00
●A64.236.66.232026-03-25 → 2026-05-12 · 2 obs
● 2026-03-25 18:43:34
● 2026-05-12 23:52:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
edua.edu-servers.net, h.edu-servers.net, e.edu-servers.net, f.edu-servers.net...-
lcctc.educloudflare-dns.iu13.net, cloudflare-dns.iu13.org, cloudflare-dns.iu13.com, cloudflare-dns.iu13.us-

✅ Authoritative Response

Server:198.41.222.152

NS records: cloudflare-dns.iu13.net, cloudflare-dns.iu13.org, cloudflare-dns.iu13.com, cloudflare-dns.iu13.us

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lcctc.edu (unsigned zone)

⏱️ Timing

Total: 317ms | Queries: -

📄 Records

TypeCountSample Data
A164.236.66.23
NS4cloudflare-dns.iu13.com, cloudflare-dns.iu13.net...
MX1lcctc-edu.mail.protection.outlook.com (p
TXT4Zw2dnasQ+L+jt0pOp2j/Y65wnAXO4Nnz3Y98ch5R, autodesk-domain-verification=ULKYT5AwmEr...
SOA1cloudflare-dns.iu13.org dns.cloudflare.c

Analysis

IP Addresses

lcctc.edu resolves to a single IP: 64.236.66.23.

Other host names, for instance www.sresd.org, trschools.org, resa.net, mail2.shsd151.org and www.marysville.k12.mi.us share IP numbers with lcctc.edu.

Name Servers

lcctc.edu is delegated to four name servers: cloudflare-dns.iu13.com, cloudflare-dns.iu13.net, cloudflare-dns.iu13.org and cloudflare-dns.iu13.us.

lcctc.edu shares some name servers with other domains, for example manheimcentral.net, manheimcentral.org, pvsd.k12.pa.us, solanco.org and 21.82.206.in-addr.arpa.

Host names with two IP numbers

Two IPs per host:

cloudflare-dns.iu13.com points to 2400:cb00:2049:1::a29f:bac and 162.159.11.172

cloudflare-dns.iu13.net points to 2400:cb00:2049:1::c629:de98 and 198.41.222.152

cloudflare-dns.iu13.org points to 2400:cb00:2049:1::a29f:ab2 and 162.159.10.178

cloudflare-dns.iu13.us points to 2400:cb00:2049:1::a29f:9be and 162.159.9.190

Mail Servers

lcctc.edu is handled by a single mail server, lcctc-edu.mail.protection.outlook.com.

Host lcctc-edu.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::7, 2a01:111:f403:c946::3, 2a01:111:f403:f802::3, 2a01:111:f403:f90d::, 52.101.8.46, 52.101.9.26, 52.101.11.2 and 52.101.194.4.