4synapses.com - robtex.com
4synapses.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 104.21.1.248Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.128.106πΊπΈ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | alexis.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3b3cπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alexis.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c13cπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | alexis.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:213cπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | alexis.ns.cloudflare.com | ||||||
| A | 108.162.193.60πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alexis.ns.cloudflare.com | ||||||
| A | 172.64.33.60πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alexis.ns.cloudflare.com | ||||||
| A | 173.245.59.60πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alexis.ns.cloudflare.com | ||||||
| NS | karina.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ab2πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0b2π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20b2πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 108.162.192.178πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 172.64.32.178πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| A | 173.245.58.178πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | karina.ns.cloudflare.com | ||||||
| MX | mx.4synapses.com β | ||||||
| A | 168.119.190.116π©πͺ Hetzner168.119.0.0/16 HETZNER-DC | ||||||
| PTR | static.116.190.119.168.clients.your-server.de | ||||||
| MX | mail.4synapses.com(10) | ||||||
| A | 136.243.150.245π©πͺ Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | static.245.150.243.136.clients.your-server.de | ||||||
| TXT | v=spf1 mx a ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 | 104.21.1.248, 172.67.128.106 | ||||||
| SOA | alexis.ns.cloudflare.comdns@cloudflare.com serial=2398578903 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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.netnstld@verisign-grs.com serial=1774613327 | ||||||
Subdomains
Same first word
4synapses.com |
DNS History
8 records (6 active, 2 former)
βNSalexis.ns.cloudflare.com2015-07-15 β 2026-03-27 Β· 2 obs
β 2026-03-27 12:11:38
βNSkarina.ns.cloudflare.com2015-07-15 β 2026-03-27 Β· 2 obs
β 2026-03-27 12:11:38
βMXmail.4synapses.com2015-07-15 β 2026-03-27 Β· 2 obs
β 2026-03-27 12:11:38
βMXmx.4synapses.com2026-02-16 β 2026-03-27 Β· 3 obs
β 2026-02-16 16:35:00
β 2026-03-27 12:11:38
βA104.21.1.2482026-02-16 β 2026-03-27 Β· 3 obs
β 2026-02-16 16:35:00
β 2026-03-27 12:11:38
βA136.243.150.2452026-02-16 β 2026-03-27 Β· 2 obs
β 2026-03-27 12:11:38
βA136.243.9.2482015-07-15 β 2018-01-30 Β· 4 obs
β 2018-01-30 05:20:32
β 2026-02-16 16:35:00
β 2026-03-27 12:11:38
βA172.67.128.1062026-02-16 β 2026-03-27 Β· 3 obs
β 2026-02-16 16:35:00
β 2026-03-27 12:11:38
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net... | - |
| 4synapses.com | alexis.ns.cloudflare.com, karina.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.193.60
NS records: alexis.ns.cloudflare.com, karina.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for 4synapses.com (unsigned zone)
β±οΈ Timing
Total: 189ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.128.106, 104.21.1.248 |
| NS | 2 | alexis.ns.cloudflare.com, karina.ns.cloudflare.com |
| MX | 2 | mail.4synapses.com (pri: 10), mx.4synapses.com (pri: 5) |
| TXT | 1 | v=spf1 mx a ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | alexis.ns.cloudflare.com dns.cloudflare. |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (alexis.ns.cloudflare.com, alexis.ns.cloudflare.com, alexis.ns.cloudflare.com...)
Analysis
Hierarchy
4synapses.com is parent of mx.4synapses.com and mail.4synapses.com.
IP Addresses
4synapses.com resolves to two IPs: 104.21.1.248 and 172.67.128.106.
other host names for instance www.(0x706f726e687562)-spanish.com, dc-806c7c99b5b1.agnc.ir, freshroyal855.com, trx2.com and configtower.com share IP numbers with 4synapses.com.
Name Servers
4synapses.com is delegated to two name servers: alexis.ns.cloudflare.com and karina.ns.cloudflare.com.
4synapses.com shares the same name server setup as other domains, for example ssegames.com, canxon.com, screenkeep.com, solarled.com and radarlite.com.
4synapses.com at least partially shares name servers with other domains, for instance luxurylivingint.com, miaann.com, certa-rc.com, css.bz and hylarus.ru.
These name servers are often used with raquel.ns.cloudflare.com and lila.ns.cloudflare.com.
Host names with six IP numbers:
alexis.ns.cloudflare.com points to: 2606:4700:58::adf5:3b3c, 2803:f800:50::6ca2:c13c, 2a06:98c1:50::ac40:213c, 108.162.193.60, 172.64.33.60 and 173.245.59.60; karina.ns.cloudflare.com points to: 2606:4700:50::adf5:3ab2, 2803:f800:50::6ca2:c0b2, 2a06:98c1:50::ac40:20b2, 108.162.192.178, 172.64.32.178 and 173.245.58.178.
Mail Servers
4synapses.com is handled by two mail servers: mail.4synapses.com and mx.4synapses.com.
Host names with one IP number:
The host mail.4synapses.com points to 136.243.150.245 and the host mx.4synapses.com points to 168.119.190.116.