libcore.org - dns.ninja

`libcore.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:c79d^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:24d4^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.212^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.199.157^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c164^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2164^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alex.ns.cloudflare.com`
		A	108.162.193.100^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	172.64.33.100^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	173.245.59.100^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
NS	`amanda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amanda.ns.cloudflare.com`
		A	108.162.192.63^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	172.64.32.63^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	173.245.58.63^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽³⁴⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁹⁸⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.36.212, 172.67.199.157
		IPv6 hints	2606:4700:3035::ac43:c79d, 2606:4700:3037::6815:24d4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com
SOA	`alex.ns.cloudflare.com`dns@cloudflare.com serial=2408823418

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1783730902

Same first word

libcore.org

libcore.com

libcore.net

Similar names

orbicle.net

lebicor.com

iblcore.com

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corelib.com

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corbeil.fr

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corbeil.ca

erbicol.com

corbeil.cn

liberco.de

colibre.pl

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ecobril.nl

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berlico.eu

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ribocel.com

boricle.com

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erbilco.com

colibre.net

bricole.ma

bricole.se

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corbeil.co

coliber.com.mx

liberoc.com

bolicer.com

bricole.de

liberco.com

libreco.be

bricole.be

orbicel.com.mx

celibro.org.ec

colibre.de

liberco.it

erbicol.ch

berlico.co.id

orbicle.xyz

liberco.eu

bricole.eu

elcribo.org

DNS History

23 records (9 active, 14 former)

●NSalex.ns.cloudflare.com2026-04-04 → 2026-07-11 · 3 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
● 2026-07-11 01:03:38

●NSamanda.ns.cloudflare.com2026-04-04 → 2026-07-11 · 3 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
● 2026-07-11 01:03:38

○NSns-118-b.gandi.net2018-11-12 → 2018-11-12 · 3 obs

● 2018-11-12 00:03:46
○ 2026-04-04 21:09:14
○ 2026-07-11 01:03:38

○NSns-224-a.gandi.net2018-11-12 → 2018-11-12 · 3 obs

● 2018-11-12 00:03:46
○ 2026-04-04 21:09:14
○ 2026-07-11 01:03:38

○NSns-95-c.gandi.net2018-11-12 → 2018-11-12 · 3 obs

● 2018-11-12 00:03:46
○ 2026-04-04 21:09:14
○ 2026-07-11 01:03:38

○NSns1.gandi.net2018-11-12 → 2018-11-12 · 3 obs

● 2018-11-12 00:03:46
○ 2026-04-04 21:09:14
○ 2026-07-11 01:03:38

○MXfb.mail.gandi.net2018-11-12 → 2018-11-12 · 3 obs

● 2018-11-12 00:03:46
○ 2026-04-04 21:09:14
○ 2026-07-11 01:03:38

●MXroute1.mx.cloudflare.net2026-04-04 → 2026-07-11 · 3 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
● 2026-07-11 01:03:38

●MXroute2.mx.cloudflare.net2026-04-04 → 2026-07-11 · 3 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
● 2026-07-11 01:03:38

●MXroute3.mx.cloudflare.net2026-04-04 → 2026-07-11 · 3 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
● 2026-07-11 01:03:38

○MXspool.mail.gandi.net2018-11-12 → 2018-11-12 · 3 obs

● 2018-11-12 00:03:46
○ 2026-04-04 21:09:14
○ 2026-07-11 01:03:38

●A104.21.36.2122026-05-01 → 2026-07-11 · 3 obs

○ 2026-04-04 21:09:14
● 2026-05-01 22:57:06
● 2026-07-11 01:03:38

○A140.82.17.1622018-11-12 → 2018-11-12 · 3 obs

● 2018-11-12 00:03:46
○ 2026-04-04 21:09:14
○ 2026-07-11 01:03:38

●A172.67.199.1572026-05-01 → 2026-07-11 · 3 obs

○ 2026-04-04 21:09:14
● 2026-05-01 22:57:06
● 2026-07-11 01:03:38

○A188.114.96.02026-04-04 → 2026-04-04 · 4 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
○ 2026-05-01 22:57:06
○ 2026-07-11 01:03:38

○A188.114.97.02026-04-04 → 2026-04-04 · 4 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
○ 2026-05-01 22:57:06
○ 2026-07-11 01:03:38

○A2001:19f0:6001:2d29:5400:1ff:fe6e:96e72018-11-12 → 2018-11-12 · 3 obs

● 2018-11-12 00:03:46
○ 2026-04-04 21:09:14
○ 2026-07-11 01:03:38

○A2606:4700:3031::6815:24d42026-05-01 → 2026-05-11 · 4 obs

○ 2026-04-04 21:09:14
● 2026-05-01 22:57:06
● 2026-05-11 14:32:14
○ 2026-07-11 01:03:38

●A2606:4700:3035::ac43:c79d2026-07-11 → 2026-07-11 · 2 obs

○ 2026-05-11 14:32:14
● 2026-07-11 01:03:38

●A2606:4700:3037::6815:24d42026-07-11 → 2026-07-11 · 2 obs

○ 2026-05-11 14:32:14
● 2026-07-11 01:03:38

○A2606:4700:3037::ac43:c79d2026-05-01 → 2026-05-11 · 4 obs

○ 2026-04-04 21:09:14
● 2026-05-01 22:57:06
● 2026-05-11 14:32:14
○ 2026-07-11 01:03:38

○A2a06:98c1:3120::2026-04-04 → 2026-04-04 · 4 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
○ 2026-05-01 22:57:06
○ 2026-07-11 01:03:38

○A2a06:98c1:3121::2026-04-04 → 2026-04-04 · 4 obs

○ 2018-11-12 00:03:46
● 2026-04-04 21:09:14
○ 2026-05-01 22:57:06
○ 2026-07-11 01:03:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
libcore.org	alex.ns.cloudflare.com, amanda.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.100

NS records: alex.ns.cloudflare.com, amanda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for libcore.org (unsigned zone)

⏱️ Timing

Total: 600ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.199.157, 104.21.36.212`
AAAA	2	`2606:4700:3037::6815:24d4, 2606:4700:3035::ac43:c79d`
NS	2	`alex.ns.cloudflare.com, amanda.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 16), route3.mx.cloudflare.net (pri: 34)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alex.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

libcore.org has four IP addresses: 104.21.36.212, 172.67.199.157, 2606:4700:3035::ac43:c79d and 2606:4700:3037::6815:24d4.

www.snu(0x736578)press.com, keratin-saps.click, userhuus.com and two other host names share IP numbers with libcore.org.

Name Servers

libcore.org is served by two delegated name servers, alex.ns.cloudflare.com and amanda.ns.cloudflare.com.

libcore.org uses the same name servers as several other domains — among them systemsgem.com, losamigosdepesca.com.ar, bladeknight109.com and two more.

libcore.org has at least partial name server overlap with other domains, such as cerescard.com, carqualityparts.com, s7777s.com and two others.

It is common to see these name servers used together with name servers colin.ns.cloudflare.com and andy.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

alex.ns.cloudflare.com carries IP addresses 108.162.193.100, 172.64.33.100 and 173.245.59.100, with 3 other addresses beyond those.

amanda.ns.cloudflare.com carries IP addresses 108.162.192.63, 172.64.32.63 and 173.245.58.63, with 3 other addresses beyond those.

Mail Servers

libcore.org has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

libcore.org has at least partial mail server overlap with other domains such as betgrampay.com, curatech.net, justusmenbyjdior.com and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.