optassoc.com.de - robtex.com
optassoc.com.de
com.de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 54.153.56.183🇺🇸 Amazon54.153.0.0/17 EC2 SFO prefix | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | ns1.centralnic.net | ||||||
| NS | ns2.centralnic.net | ||||||
| NS | ns3.centralnic.net | ||||||
| NS | ns4.centralnic.net | ||||||
| MX | mail.cash9.com ⭐ | ||||||
| TXT | v=spf1 include:googlemail.com ~all | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=3000582557 | ||||||
rank #440 in the tld
WOT: SAFE (36/100)
📈 Tranco rank: #26,796
Same first word
optassoc.com.de |
Similar names
DNS History
11 records (7 active, 4 former)
●NStodd.ns.cloudflare.com2026-04-20 → 2026-05-11 · 2 obs
● 2026-05-11 20:23:26
●NSwally.ns.cloudflare.com2026-04-20 → 2026-05-11 · 2 obs
● 2026-05-11 20:23:26
●MXsmtp.google.com2026-04-25 → 2026-05-11 · 2 obs
● 2026-05-11 20:23:26
●A104.21.31.1332026-04-20 → 2026-05-11 · 4 obs
○ 2026-04-25 15:16:00
○ 2026-05-09 16:24:00
● 2026-05-11 20:23:26
●A172.67.176.1402026-04-20 → 2026-05-11 · 4 obs
○ 2026-04-25 15:16:00
○ 2026-05-09 16:24:00
● 2026-05-11 20:23:26
○A188.114.96.02026-04-25 → 2026-05-09 · 4 obs
● 2026-04-25 15:16:00
● 2026-05-09 16:24:00
○ 2026-05-11 20:23:26
○A188.114.97.02026-04-25 → 2026-05-09 · 4 obs
● 2026-04-25 15:16:00
● 2026-05-09 16:24:00
○ 2026-05-11 20:23:26
●A2606:4700:3030::ac43:b08c2026-04-20 → 2026-05-11 · 4 obs
○ 2026-04-25 15:16:00
○ 2026-05-09 16:24:00
● 2026-05-11 20:23:26
●A2606:4700:3034::6815:1f852026-04-20 → 2026-05-11 · 4 obs
○ 2026-04-25 15:16:00
○ 2026-05-09 16:24:00
● 2026-05-11 20:23:26
○A2a06:98c1:3120::2026-04-25 → 2026-05-09 · 4 obs
● 2026-04-25 15:16:00
● 2026-05-09 16:24:00
○ 2026-05-11 20:23:26
○A2a06:98c1:3121::2026-04-25 → 2026-05-09 · 4 obs
● 2026-04-25 15:16:00
● 2026-05-09 16:24:00
○ 2026-05-11 20:23:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| com.de | ns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net, ns4.centralnic.net | - |
| optassoc.com.de | wally.ns.cloudflare.com, todd.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.146
NS records: wally.ns.cloudflare.com, todd.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optassoc.com.de (unsigned zone)
⏱️ Timing
Total: 2030ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.176.140, 104.21.31.133 |
| AAAA | 2 | 2606:4700:3034::6815:1f85, 2606:4700:3030::ac43:b08c |
| NS | 2 | todd.ns.cloudflare.com, wally.ns.cloudflare.com |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | google-site-verification=nayrME36foApFWF |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | todd.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
optassoc.com.de resolves to four IPs: 2606:4700:3030::ac43:b08c, 2606:4700:3034::6815:1f85, 104.21.31.133 and 172.67.176.140.
Other host names such as loadresearch.com, wreathexpress.com, nlgh.com.cn, tzsrdfzn.asia and files.dev47apps.net share IP numbers with optassoc.com.de.
Name Servers
optassoc.com.de is delegated to two name servers: todd.ns.cloudflare.com and wally.ns.cloudflare.com.
optassoc.com.de uses the same name server setup as other domains, including nephrologyinstitute.it.com, adelaideapothecaryllc.it.com, adamdisneyllc.it.com, adjustablemagneticdentures.it.com and melbet-od.top.
At least part of the name servers for optassoc.com.de are shared with other domains, for instance effective-php.com, joanna-od.com, myfirstmobileapp.com, mentalruins.com and interventiontech.com.
These name servers are commonly used alongside clint.ns.cloudflare.com and thomas.ns.cloudflare.com.
Host names with six IP numbers:
todd.ns.cloudflare.com points to: 2606:4700:58::adf5:3b92, 2803:f800:50::6ca2:c192, 2a06:98c1:50::ac40:2192, 108.162.193.146, 172.64.33.146 and 173.245.59.146.
wally.ns.cloudflare.com points to: 2606:4700:50::adf5:3aef, 2803:f800:50::6ca2:c0ef, 2a06:98c1:50::ac40:20ef, 108.162.192.239, 172.64.32.239 and 173.245.58.239.
Mail Servers
The mail server for optassoc.com.de is smtp.google.com.
optassoc.com.de uses the same mail server setup as other domains, for instance synthesis.co, phonex.es, reginabasso.com.br, krmelectric.com and srweb.cl.
optassoc.com.de shares at least some mail servers with other domains, for example clobber.site, deepayurveda.com, kangaroochinhhang.vn, harborhounds.com and versi.com.au.
smtp.google.com resolves to nine IP numbers: 2607:f8b0:4004:c1b::1a, 2607:f8b0:4004:c1b::1b, 2607:f8b0:4004:c1d::1a, 2607:f8b0:4004:c23::1a, 142.251.163.26, 142.251.163.27, 142.251.167.26, 142.251.167.27 and 192.178.155.27.