sero-app.com - robtex.com
sero-app.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.20.33.10🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| NS | plesk3400a.trouble-free.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 174.138.186.5🇺🇸 NJIIX-1174.138.176.0/20 InterServer | ||||||
| NS | plesk3400b.trouble-free.net ⚠️ Not in parent delegation | ||||||
| A | 174.138.186.6🇺🇸 NJIIX-1174.138.176.0/20 InterServer | ||||||
| NS | plesk9000a.trouble-free.net ⚠️ Not in zone NS records | ||||||
| A | 64.20.33.13🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| NS | plesk9000b.trouble-free.net ⚠️ Not in zone NS records | ||||||
| A | 64.20.33.14🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| MX | mail.sero-app.com ⭐ | ||||||
| A | 64.20.33.10🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| TXT | v=spf1 ip4:64.20.33.10 a mx include:relay.is.cc ~all | ||||||
| SOA | plesk3400a.trouble-free.netsamer@interserver.net 2026-02-28 #1 | ||||||
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.netnstld@verisign-grs.com serial=1774535142 | ||||||
Subdomains
www.sero-app.com |
Same first word
sero-app.com |
DNS History
7 records (6 active, 1 former)
●NSplesk3400a.trouble-free.net2019-12-15 → 2026-03-26 · 2 obs
● 2026-03-26 14:45:24
●NSplesk3400b.trouble-free.net2019-12-15 → 2026-03-26 · 2 obs
● 2026-03-26 14:45:24
●NSplesk9000a.trouble-free.net2026-03-06 → 2026-03-26 · 3 obs
● 2026-03-06 12:22:38
● 2026-03-26 14:45:24
●NSplesk9000b.trouble-free.net2026-03-06 → 2026-03-26 · 3 obs
● 2026-03-06 12:22:38
● 2026-03-26 14:45:24
●MXmail.sero-app.com2019-12-15 → 2026-03-26 · 2 obs
● 2026-03-26 14:45:24
○A174.138.186.22019-12-15 → 2019-12-15 · 3 obs
○ 2026-03-06 12:22:38
○ 2026-03-26 14:45:24
●A64.20.33.102026-03-06 → 2026-03-26 · 3 obs
● 2026-03-06 12:22:38
● 2026-03-26 14:45:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net... | - |
| sero-app.com | plesk9000a.trouble-free.net, plesk9000b.trouble-free.net | - |
✅ Authoritative Response
Server:64.20.33.13
NS records: plesk9000a.trouble-free.net, plesk9000b.trouble-free.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sero-app.com (unsigned zone)
⏱️ Timing
Total: 762ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.20.33.10 |
| NS | 2 | plesk3400a.trouble-free.net, plesk3400b.trouble-free.net |
| MX | 1 | mail.sero-app.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:64.20.33.10 a mx include:rela |
| SOA | 1 | plesk3400a.trouble-free.net samer.inters |
Analysis
Hierarchy
sero-app.com is the parent of www.sero-app.com.
IP Addresses
sero-app.com resolves to one IP number: 64.20.33.10.
other host names including mail.fccgolf.com, mail.xlind.com, bridewants.ca, mail.cipameridionale.it and todify.com share IP numbers with sero-app.com.
Name Servers
sero-app.com is delegated to four name servers: plesk3400a.trouble-free.net, plesk3400b.trouble-free.net, plesk9000a.trouble-free.net and plesk9000b.trouble-free.net.
sero-app.com at least partially shares name servers with other domains, for instance gafford.us, littlegreenfly.com, ciemasen.com, amense.com and plattenleger-ferizi.ch.
these name servers are often used together with plesk9200a.trouble-free.net, plesk9200b.trouble-free.net, ns1.anet-design.com and ns2.anet-design.com.
Host names with one IP number: plesk3400a.trouble-free.net points to 174.138.186.5; plesk3400b.trouble-free.net points to 174.138.186.6; plesk9000a.trouble-free.net points to 64.20.33.13; plesk9000b.trouble-free.net points to 64.20.33.14.
Mail Servers
sero-app.com is handled by a single mail server, mail.sero-app.com.
mail.sero-app.com resolves to IP 64.20.33.10.