cusynthesis.com - robtex.com

cusynthesis.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:447🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:83c1🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.4.71Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.131.193🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlogan.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bc6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlogan.ns.cloudflare.com
A2803:f800:50::6ca2:c1c6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlogan.ns.cloudflare.com
A2a06:98c1:50::ac40:21c6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlogan.ns.cloudflare.com
A108.162.193.198🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlogan.ns.cloudflare.com
A172.64.33.198🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlogan.ns.cloudflare.com
A173.245.59.198🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlogan.ns.cloudflare.com
NSthea.ns.cloudflare.com
A2606:4700:50::a29f:26f7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthea.ns.cloudflare.com
A2803:f800:50::6ca2:c2f7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRthea.ns.cloudflare.com
A2a06:98c1:50::ac40:22f7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRthea.ns.cloudflare.com
A108.162.194.247🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthea.ns.cloudflare.com
A162.159.38.247Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthea.ns.cloudflare.com
A172.64.34.247🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthea.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.4.71, 172.67.131.193
IPv6 hints2606:4700:3033::6815:447, 2606:4700:3033::ac43:83c1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=39, name=cloudflare-ech.com
SOAlogan.ns.cloudflare.comdns@cloudflare.com serial=2411106822

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785993554

Same first word

cusynthesis.com

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSlogan.ns.cloudflare.comthea.ns.cloudflare.comns1.alidns.comns1.pending-renewal-domain.comns2.alidns.comns2.pending-renewal-domain.comMXmxn.mxhichina.commxw.mxhichina.comA104.21.4.71172.67.131.1932606:4700:3033::6815:4472606:4700:3033::ac43:83c1121.40.33.168
●NSlogan.ns.cloudflare.com2026-08-06 → 2026-08-06 · 2 obs
○ 2026-04-04 13:25:56
● 2026-08-06 05:32:38
○NSns1.alidns.com2015-05-31 → 2017-05-13 · 4 obs
● 2015-05-31 02:47:04
● 2017-05-13 08:57:02
○ 2026-04-04 13:25:56
○ 2026-08-06 05:32:38
○NSns1.pending-renewal-domain.com2026-04-04 → 2026-04-04 · 3 obs
○ 2017-05-13 08:57:02
● 2026-04-04 13:25:56
○ 2026-08-06 05:32:38
○NSns2.alidns.com2015-05-31 → 2017-05-13 · 4 obs
● 2015-05-31 02:47:04
● 2017-05-13 08:57:02
○ 2026-04-04 13:25:56
○ 2026-08-06 05:32:38
○NSns2.pending-renewal-domain.com2026-04-04 → 2026-04-04 · 3 obs
○ 2017-05-13 08:57:02
● 2026-04-04 13:25:56
○ 2026-08-06 05:32:38
●NSthea.ns.cloudflare.com2026-08-06 → 2026-08-06 · 2 obs
○ 2026-04-04 13:25:56
● 2026-08-06 05:32:38
○MXmxn.mxhichina.com2015-10-21 → 2017-05-13 · 4 obs
● 2015-10-21 12:56:30
● 2017-05-13 08:57:02
○ 2026-04-04 13:25:56
○ 2026-08-06 05:32:38
○MXmxw.mxhichina.com2015-10-21 → 2017-05-13 · 4 obs
● 2015-10-21 12:56:30
● 2017-05-13 08:57:02
○ 2026-04-04 13:25:56
○ 2026-08-06 05:32:38
●A104.21.4.712026-08-06 → 2026-08-06 · 2 obs
○ 2026-04-04 13:25:56
● 2026-08-06 05:32:38
○A121.40.33.1682015-05-31 → 2017-05-13 · 4 obs
● 2015-05-31 02:47:04
● 2017-05-13 08:57:02
○ 2026-04-04 13:25:56
○ 2026-08-06 05:32:38
●A172.67.131.1932026-08-06 → 2026-08-06 · 2 obs
○ 2026-04-04 13:25:56
● 2026-08-06 05:32:38
●A2606:4700:3033::6815:4472026-08-06 → 2026-08-06 · 2 obs
○ 2026-04-04 13:25:56
● 2026-08-06 05:32:38
●A2606:4700:3033::ac43:83c12026-08-06 → 2026-08-06 · 2 obs
○ 2026-04-04 13:25:56
● 2026-08-06 05:32:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...-
cusynthesis.comlogan.ns.cloudflare.com, thea.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.198

NS records: logan.ns.cloudflare.com, thea.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cusynthesis.com (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.4.71, 172.67.131.193
AAAA22606:4700:3033::ac43:83c1, 2606:4700:3033::6815:447
NS2logan.ns.cloudflare.com, thea.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1logan.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cusynthesis.com points to the four IP addresses 104.21.4.71, 172.67.131.193, 2606:4700:3033::6815:447 and 2606:4700:3033::ac43:83c1.

163001.cc, srtapps.com, www.uhoxila.info and two other host names share IP numbers with cusynthesis.com.

Name Servers

Two name servers handle the delegation for cusynthesis.com: logan.ns.cloudflare.com and thea.ns.cloudflare.com.

cusynthesis.com uses the same name servers as several other domains — among them 300300.cn, 58renrenle.cn, cnamedns.cn and two more.

The name servers of cusynthesis.com overlap at least partially with those of other domains — among them readingandmath.org, weishanxuan.com, missenas.com and two more.

It is common to find these name servers alongside the name servers matias.ns.cloudflare.com, adaline.ns.cloudflare.com, cheryl.ns.cloudflare.com and two others.

Hostnames that resolve to 6 IP addresses:

logan.ns.cloudflare.com resolves to 108.162.193.198, 172.64.33.198 and 173.245.59.198 among others, with 3 other IP addresses in total.

thea.ns.cloudflare.com resolves to 108.162.194.247, 162.159.38.247 and 172.64.34.247 among others, with 3 other IP addresses in total.