synthlib.com - dns.ninja

`synthlib.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:c6de^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:5cdb^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.92.219^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.198.222^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carl.ns.cloudflare.com`
		A	108.162.193.106^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	172.64.33.106^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
		A	173.245.59.106^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carl.ns.cloudflare.com`
NS	`lola.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c084^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lola.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2084^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lola.ns.cloudflare.com`
		A	108.162.192.132^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	172.64.32.132^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	173.245.58.132^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zoho.com a mx a:carl.ns.cloudflare.com a:lola.ns.cloudflare.co...`
TXT	`zoho-verification=zb48358103.zmverify.zoho.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.92.219, 172.67.198.222
		IPv6 hints	2606:4700:3035::ac43:c6de, 2606:4700:3036::6815:5cdb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=251, name=cloudflare-ech.com
SOA	`carl.ns.cloudflare.com`dns@cloudflare.com serial=2411571137

`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=1786686699

Subdomains

cdn.synthlib.com

Same first word

synthlib.org

synthlib.com

DNS History

53 records (9 active, 44 former)

●NScarl.ns.cloudflare.com2016-12-19 → 2026-08-14 · 2 obs

● 2016-12-19 00:04:36
● 2026-08-14 05:55:04

●NSlola.ns.cloudflare.com2016-12-19 → 2026-08-14 · 2 obs

● 2016-12-19 00:04:36
● 2026-08-14 05:55:04

○MXmail.makeascene.com2016-12-19 → 2017-09-24 · 4 obs

● 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

●MXmx.zoho.com2026-02-15 → 2026-08-14 · 3 obs

○ 2017-09-24 20:56:24
● 2026-02-15 15:47:00
● 2026-08-14 05:55:04

●MXmx2.zoho.com2026-02-15 → 2026-08-14 · 3 obs

○ 2017-09-24 20:56:24
● 2026-02-15 15:47:00
● 2026-08-14 05:55:04

●MXmx3.zoho.com2026-02-15 → 2026-08-14 · 3 obs

○ 2017-09-24 20:56:24
● 2026-02-15 15:47:00
● 2026-08-14 05:55:04

●A104.21.92.2192026-02-15 → 2026-08-14 · 27 obs

○ 2017-09-24 20:56:24
● 2026-02-15 15:47:00
○ 2026-02-15 23:14:26
● 2026-02-20 11:59:44
● 2026-02-20 12:46:38
○ 2026-02-20 14:21:46
● 2026-02-23 10:39:28
○ 2026-02-23 15:43:10
● 2026-03-03 05:31:50
○ 2026-03-03 13:40:38
● 2026-03-13 09:56:20
● 2026-03-13 16:13:32
○ 2026-03-13 17:58:36
○ 2026-03-18 21:20:58
● 2026-04-01 13:45:46
● 2026-06-16 04:53:52
○ 2026-06-17 11:15:02
● 2026-07-09 03:53:46
○ 2026-07-14 16:25:48
● 2026-07-15 00:09:40
○ 2026-07-15 05:57:26
● 2026-07-15 17:24:56
○ 2026-07-15 18:02:24
● 2026-07-16 01:32:36
○ 2026-07-16 02:08:56
● 2026-07-24 12:11:42
● 2026-08-14 05:55:04

○A104.27.176.1112016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 00:04:36
○ 2017-09-24 20:56:24
○ 2026-08-14 05:55:04

○A104.27.177.1112016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 00:04:36
○ 2017-09-24 20:56:24
○ 2026-08-14 05:55:04

●A172.67.198.2222026-02-15 → 2026-08-14 · 27 obs

○A174.129.214.982017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A184.72.232.1072017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A184.73.203.2072017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A184.73.247.1982017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A188.114.96.02026-02-15 → 2026-07-16 · 26 obs

○ 2026-02-15 15:47:00
● 2026-02-15 23:14:26
○ 2026-02-20 11:59:44
○ 2026-02-20 12:46:38
● 2026-02-20 14:21:46
○ 2026-02-23 10:39:28
● 2026-02-23 15:43:10
○ 2026-03-03 05:31:50
● 2026-03-03 13:40:38
○ 2026-03-13 09:56:20
○ 2026-03-13 16:13:32
● 2026-03-13 17:58:36
● 2026-03-18 21:20:58
○ 2026-04-01 13:45:46
○ 2026-06-16 04:53:52
● 2026-06-17 11:15:02
○ 2026-07-09 03:53:46
● 2026-07-14 16:25:48
○ 2026-07-15 00:09:40
● 2026-07-15 05:57:26
○ 2026-07-15 17:24:56
● 2026-07-15 18:02:24
○ 2026-07-16 01:32:36
● 2026-07-16 02:08:56
○ 2026-07-24 12:11:42
○ 2026-08-14 05:55:04

○A188.114.97.02026-02-15 → 2026-07-16 · 26 obs

○A204.236.236.1922017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A23.21.206.1362017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A23.21.222.1042017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A23.21.228.12017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A23.21.245.332017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A23.21.55.2392017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A23.23.114.1682017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A23.23.118.212017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A23.23.151.352017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A2400:cb00:2048:1::681b:b06f2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 00:04:36
○ 2017-09-24 20:56:24
○ 2026-08-14 05:55:04

○A2400:cb00:2048:1::681b:b16f2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 00:04:36
○ 2017-09-24 20:56:24
○ 2026-08-14 05:55:04

○A2606:4700:3034::ac43:c6de2026-02-15 → 2026-06-16 · 18 obs

●A2606:4700:3035::ac43:c6de2026-07-09 → 2026-08-14 · 11 obs

○ 2026-06-17 11:15:02
● 2026-07-09 03:53:46
○ 2026-07-14 16:25:48
● 2026-07-15 00:09:40
○ 2026-07-15 05:57:26
● 2026-07-15 17:24:56
○ 2026-07-15 18:02:24
● 2026-07-16 01:32:36
○ 2026-07-16 02:08:56
● 2026-07-24 12:11:42
● 2026-08-14 05:55:04

●A2606:4700:3036::6815:5cdb2026-02-15 → 2026-08-14 · 27 obs

○A2a06:98c1:3120::2026-02-15 → 2026-07-16 · 26 obs

○A2a06:98c1:3121::2026-02-15 → 2026-07-16 · 26 obs

○A50.16.225.1712017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.16.239.2062017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.16.243.1872017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.17.192.1472017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.17.206.1922017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.19.217.102017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.19.227.1472017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.19.252.692017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.19.253.1662017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A50.19.99.1602017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.225.199.172017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.225.70.242017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.115.1722017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.122.292017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.175.622017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.194.732017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.202.1932017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.246.1182017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.65.672017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.66.852017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

○A54.243.68.2172017-09-24 → 2017-09-24 · 4 obs

○ 2016-12-19 00:04:36
● 2017-09-24 20:56:24
○ 2026-02-15 15:47:00
○ 2026-08-14 05:55:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
synthlib.com	carl.ns.cloudflare.com, lola.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:173.245.58.132

NS records: carl.ns.cloudflare.com, lola.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for synthlib.com (unsigned zone)

⏱️ Timing

Total: 171ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.92.219, 172.67.198.222`
AAAA	2	`2606:4700:3036::6815:5cdb, 2606:4700:3035::ac43:c6de`
NS	2	`carl.ns.cloudflare.com, lola.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	2	`v=spf1 include:zoho.com a mx a:carl.ns.c, zoho-verification=zb48358103.zmverify.zo`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`carl.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

synthlib.com serves as the parent of cdn.synthlib.com.

IP Addresses

synthlib.com has four IP addresses: 104.21.92.219, 172.67.198.222, 2606:4700:3035::ac43:c6de and 2606:4700:3036::6815:5cdb.

lanbihu.com, hosting-website.cschoicetn.com, rajapools6.support and two other host names share IP numbers with synthlib.com.

Name Servers

synthlib.com is delegated to two name servers: carl.ns.cloudflare.com and lola.ns.cloudflare.com.

synthlib.com uses the same name servers as several other domains — among them farmaciagiorlando.it, atd-fourthworld.org, trunc.us and two more.

synthlib.com has at least partial name server overlap with other domains, such as stephenwen.net, kocodrama.com, educatic-acacias.gov.co and two others.

It is common to find these name servers paired with the name servers adi.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

carl.ns.cloudflare.com resolves to 108.162.193.106, 172.64.33.106, 173.245.59.106 and 3 other IP addresses.

lola.ns.cloudflare.com resolves to 108.162.192.132, 172.64.32.132, 173.245.58.132 and 3 other IP addresses.

Mail Servers

synthlib.com has three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

synthlib.com has at least partial mail server overlap with other domains such as tchai.me, tradcom-bd.com, hardys.us and two more.

mx2.zoho.com resolves to 136.143.183.44, while mx3.zoho.com and mx.zoho.com both resolve to 204.141.43.44.

mx3.zoho.com and mx.zoho.com are host names that each point to 204.141.43.44 IP addresses.