`libsource.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:ac3e^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:1e4a^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.74^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.62^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`erin.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a71^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c071^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`erin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2071^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`erin.ns.cloudflare.com`
		A	108.162.192.113^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	172.64.32.113^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
		A	173.245.58.113^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`erin.ns.cloudflare.com`
NS	`toby.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bef^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ef^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`toby.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ef^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`toby.ns.cloudflare.com`
		A	108.162.193.239^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	172.64.33.239^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
		A	173.245.59.239^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`toby.ns.cloudflare.com`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com`⁽²⁰⁾
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`0ed1fe018a1108cc0b2a9f4f5798048a85a13ae907`
TXT	`MS=ms22036328`
TXT	`MS=ms32603162`
TXT	`ca3-47c024dad63248468b4506d6e31bb1a9`
TXT	`google-site-verification=qbMePF80fI1_9Aruo4hNoOXvFoCnlNLlKjdvD4nm1SM`
TXT	`v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com ip4:74....`
TXT	`workplace-domain-verification=dMK04yoqTOFFnXKQzKSumO8H3bikL4`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.30.74, 172.67.172.62
		IPv6 hints	2606:4700:3030::ac43:ac3e, 2606:4700:3032::6815:1e4a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=194, name=cloudflare-ech.com
SOA	`erin.ns.cloudflare.com`dns@cloudflare.com serial=2401429437

`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=1778338381

Subdomains

www.libsource.com

Same first word

libsource.com

Similar names

cluberios.com.br

libcourse.com

lbisource.com

icleborus.ru

curiobles.myshopify.com

boucliers.com

sourcelib.com

ubercolis.com

ilucobres.com

bluerocsi.com

DNS History

30 records (8 active, 22 former)

●NSerin.ns.cloudflare.com2016-04-03 → 2026-05-09 · 3 obs

○ 2016-01-16 06:30:22
● 2016-04-03 12:47:56
● 2026-05-09 14:57:26

○NSns1.namebrightdns.com2015-06-16 → 2016-01-16 · 5 obs

● 2015-06-16 09:51:16
○ 2015-10-30 00:05:14
● 2016-01-16 06:30:22
○ 2016-04-03 12:47:56
○ 2026-05-09 14:57:26

○NSns2.namebrightdns.com2015-06-16 → 2016-01-16 · 4 obs

● 2015-06-16 09:51:16
● 2016-01-16 06:30:22
○ 2016-04-03 12:47:56
○ 2026-05-09 14:57:26

○NSnsg1.namebrightdns.com2015-10-30 → 2015-10-30 · 4 obs

○ 2015-06-16 09:51:16
● 2015-10-30 00:05:14
○ 2016-01-16 06:30:22
○ 2026-05-09 14:57:26

●NStoby.ns.cloudflare.com2016-04-03 → 2026-05-09 · 3 obs

○ 2016-01-16 06:30:22
● 2016-04-03 12:47:56
● 2026-05-09 14:57:26

○MXanmail.namebrightmail.com2015-06-16 → 2015-06-16 · 3 obs

● 2015-06-16 09:51:16
○ 2015-10-30 00:05:14
○ 2026-05-09 14:57:26

○MXinbound.mail.truedefense.com2016-04-03 → 2017-05-08 · 5 obs

○ 2015-10-30 00:05:14
● 2016-04-03 12:47:56
● 2017-05-08 02:46:44
○ 2026-02-21 05:33:16
○ 2026-05-09 14:57:26

●MXus-smtp-inbound-1.mimecast.com2026-02-21 → 2026-05-09 · 3 obs

○ 2017-05-08 02:46:44
● 2026-02-21 05:33:16
● 2026-05-09 14:57:26

●MXus-smtp-inbound-2.mimecast.com2026-02-21 → 2026-05-09 · 3 obs

○ 2017-05-08 02:46:44
● 2026-02-21 05:33:16
● 2026-05-09 14:57:26

●A104.21.30.742026-02-21 → 2026-05-09 · 6 obs

○ 2017-05-08 02:46:44
● 2026-02-21 05:33:16
● 2026-02-26 07:04:56
○ 2026-03-03 18:40:22
● 2026-03-15 17:23:06
● 2026-05-09 14:57:26

○A104.24.1.1122017-05-08 → 2017-05-08 · 4 obs

○ 2017-04-04 20:32:06
● 2017-05-08 02:46:44
○ 2026-02-21 05:33:16
○ 2026-05-09 14:57:26

○A104.24.2.1122017-05-08 → 2017-05-08 · 4 obs

○ 2017-04-04 20:32:06
● 2017-05-08 02:46:44
○ 2026-02-21 05:33:16
○ 2026-05-09 14:57:26

○A104.25.6.72016-04-03 → 2017-04-04 · 5 obs

○ 2016-01-16 06:30:22
● 2016-04-03 12:47:56
● 2017-04-04 20:32:06
○ 2017-05-08 02:46:44
○ 2026-05-09 14:57:26

○A104.25.7.72016-04-03 → 2017-04-04 · 5 obs

○ 2016-01-16 06:30:22
● 2016-04-03 12:47:56
● 2017-04-04 20:32:06
○ 2017-05-08 02:46:44
○ 2026-05-09 14:57:26

●A172.67.172.622026-02-21 → 2026-05-09 · 6 obs

○ 2017-05-08 02:46:44
● 2026-02-21 05:33:16
● 2026-02-26 07:04:56
○ 2026-03-03 18:40:22
● 2026-03-15 17:23:06
● 2026-05-09 14:57:26

○A188.114.96.02026-03-03 → 2026-03-03 · 4 obs

○ 2026-02-26 07:04:56
● 2026-03-03 18:40:22
○ 2026-03-15 17:23:06
○ 2026-05-09 14:57:26

○A188.114.97.02026-03-03 → 2026-03-03 · 4 obs

○ 2026-02-26 07:04:56
● 2026-03-03 18:40:22
○ 2026-03-15 17:23:06
○ 2026-05-09 14:57:26

○A2400:cb00:2048:1::6818:1702017-05-08 → 2017-05-08 · 4 obs

○ 2017-04-04 20:32:06
● 2017-05-08 02:46:44
○ 2026-02-21 05:33:16
○ 2026-05-09 14:57:26

○A2400:cb00:2048:1::6818:2702017-05-08 → 2017-05-08 · 4 obs

○ 2017-04-04 20:32:06
● 2017-05-08 02:46:44
○ 2026-02-21 05:33:16
○ 2026-05-09 14:57:26

○A2400:cb00:2048:1::6819:6072016-04-03 → 2017-04-04 · 5 obs

○ 2016-01-16 06:30:22
● 2016-04-03 12:47:56
● 2017-04-04 20:32:06
○ 2017-05-08 02:46:44
○ 2026-05-09 14:57:26

○A2400:cb00:2048:1::6819:7072016-04-03 → 2017-04-04 · 5 obs

○ 2016-01-16 06:30:22
● 2016-04-03 12:47:56
● 2017-04-04 20:32:06
○ 2017-05-08 02:46:44
○ 2026-05-09 14:57:26

●A2606:4700:3030::ac43:ac3e2026-02-21 → 2026-05-09 · 6 obs

○ 2017-05-08 02:46:44
● 2026-02-21 05:33:16
● 2026-02-26 07:04:56
○ 2026-03-03 18:40:22
● 2026-03-15 17:23:06
● 2026-05-09 14:57:26

●A2606:4700:3032::6815:1e4a2026-02-21 → 2026-05-09 · 6 obs

○ 2017-05-08 02:46:44
● 2026-02-21 05:33:16
● 2026-02-26 07:04:56
○ 2026-03-03 18:40:22
● 2026-03-15 17:23:06
● 2026-05-09 14:57:26

○A2a06:98c1:3120::2026-03-03 → 2026-03-03 · 4 obs

○ 2026-02-26 07:04:56
● 2026-03-03 18:40:22
○ 2026-03-15 17:23:06
○ 2026-05-09 14:57:26

○A2a06:98c1:3121::2026-03-03 → 2026-03-03 · 4 obs

○ 2026-02-26 07:04:56
● 2026-03-03 18:40:22
○ 2026-03-15 17:23:06
○ 2026-05-09 14:57:26

○A52.21.52.1092016-01-16 → 2016-01-16 · 4 obs

○ 2015-10-30 00:05:14
● 2016-01-16 06:30:22
○ 2016-04-03 12:47:56
○ 2026-05-09 14:57:26

○A54.174.31.2542015-06-16 → 2015-10-30 · 4 obs

● 2015-06-16 09:51:16
● 2015-10-30 00:05:14
○ 2016-01-16 06:30:22
○ 2026-05-09 14:57:26

○A54.208.74.2152015-06-16 → 2015-10-30 · 4 obs

● 2015-06-16 09:51:16
● 2015-10-30 00:05:14
○ 2016-01-16 06:30:22
○ 2026-05-09 14:57:26

○A54.209.174.1672016-01-16 → 2016-01-16 · 4 obs

○ 2015-10-30 00:05:14
● 2016-01-16 06:30:22
○ 2016-04-03 12:47:56
○ 2026-05-09 14:57:26

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-16 → 2016-01-16 · 4 obs

● 2015-06-16 09:51:16
● 2016-01-16 06:30:22
○ 2016-04-03 12:47:56
○ 2026-05-09 14:57:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
libsource.com	erin.ns.cloudflare.com, toby.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.113

NS records: erin.ns.cloudflare.com, toby.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for libsource.com (unsigned zone)

⏱️ Timing

Total: 475ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.172.62, 104.21.30.74`
AAAA	2	`2606:4700:3032::6815:1e4a, 2606:4700:3030::ac43:ac3e`
NS	2	`erin.ns.cloudflare.com, toby.ns.cloudflare.com`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 20)`
TXT	7	`0ed1fe018a1108cc0b2a9f4f5798048a85a13ae9, MS=ms22036328...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`erin.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.libsource.com is a child of libsource.com.

IP Addresses

libsource.com refers to four IP numbers: 2606:4700:3030::ac43:ac3e, 2606:4700:3032::6815:1e4a, 104.21.30.74 and 172.67.172.62.

Other host names, for instance hostmaster.webs.cm, browser-qq.org, sdtony.com, pengikut.id and onyasai.net share IP numbers with libsource.com.

Name Servers

libsource.com's delegation uses two name servers: erin.ns.cloudflare.com and toby.ns.cloudflare.com.

libsource.com uses the same name server setup as other domains, such as militarytravelagency.com, chungnamilbo.com, stdutility.com, harborglobal.com and youtubeminimizer.com.

libsource.com at least partially shares name servers with other domains, including 7ur869.mom, caraudiocentre.co.uk, storerobloxrb.com, rtsmediagroup.com and kliuki.bg.

These name servers are often used with ollie.ns.cloudflare.com and leo.ns.cloudflare.com.

Host names with six IP numbers:

erin.ns.cloudflare.com points to 2606:4700:50::adf5:3a71, 2803:f800:50::6ca2:c071, 2a06:98c1:50::ac40:2071, 108.162.192.113, 172.64.32.113 and 173.245.58.113.

toby.ns.cloudflare.com points to 2606:4700:58::adf5:3bef, 2803:f800:50::6ca2:c1ef, 2a06:98c1:50::ac40:21ef, 108.162.193.239, 172.64.33.239 and 173.245.59.239.

Mail Servers

libsource.com is served by two mail servers us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

libsource.com shares the same mail server setup as other domains, for instance joffrey.org, thehollandgrp.com, standardalternative.com, mayfairinternationalrealty.com and amhfcu.org.cdn.cloudflare.net.

libsource.com shares at least some mail servers with other domains, for example divmedia.net, eversensecgm.com, finjan.com, iqpc.com and cambriaphiladelphia.com.

Host names with six IP numbers:

us-smtp-inbound-1.mimecast.com points to: 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242.

us-smtp-inbound-2.mimecast.com points to: 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242.

Host names that point to each IP:

170.10.128.141 is pointed to by: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

170.10.128.221 is pointed to by: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

170.10.128.242 is pointed to by: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

170.10.132.141 is pointed to by: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

170.10.132.221 is pointed to by: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

170.10.132.242 is pointed to by: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

libsource.com - robtex.com

libsource.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`libsource.com`

`com`