server303.com - dns.ninja
server303.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.252.149.17🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s303.sureserver.com | ||||||
| NS | ns1.server303.com ⭐ | ||||||
| A | 192.252.149.17🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s303.sureserver.com | ||||||
| NS | ns2.server303.com | ||||||
| A | 192.252.150.17🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | ns2.server303.com | ||||||
| MX | mail.server303.com ⭐ | ||||||
| A | 192.252.149.17🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s303.sureserver.com | ||||||
| TXT | v=spf1 a mx include:server303.smtp-spf.sureserver.com ~all | ||||||
| SOA | ns1.server303.comhostmaster@server303.com serial=1783178750 | ||||||
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=1783177941 | ||||||
Subdomains
mail.server303.com |
ns2.server303.com |
www.server303.com |
mbox.server303.com |
ns1.server303.com |
*.server303.com |
hostmaster.server303.com |
Same first word
server303.com |
DNS History
5 records (4 active, 1 former)
●NSns1.server303.com2015-07-15 → 2026-07-04 · 2 obs
● 2026-07-04 15:41:36
●NSns2.server303.com2015-07-15 → 2026-07-04 · 2 obs
● 2026-07-04 15:41:36
●MXmail.server303.com2015-07-15 → 2026-07-04 · 2 obs
● 2026-07-04 15:41:36
●A192.252.149.172016-12-18 → 2026-07-04 · 3 obs
● 2016-12-18 07:49:58
● 2026-07-04 15:41:36
○A216.35.196.382015-07-15 → 2016-11-04 · 4 obs
● 2016-11-04 17:43:28
○ 2016-12-18 07:49:58
○ 2026-07-04 15:41:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| server303.com | ns1.server303.com, ns2.server303.com | 2 records |
✅ Authoritative Response
Server:192.252.149.17
NS records: ns1.server303.com, ns2.server303.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for server303.com (unsigned zone)
⏱️ Timing
Total: 942ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.252.149.17 |
| NS | 2 | ns1.server303.com, ns2.server303.com |
| MX | 1 | mail.server303.com (pri: 0) |
| TXT | 1 | v=spf1 a mx include:server303.smtp-spf.s |
| SOA | 1 | ns1.server303.com hostmaster.server303.c |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.server303.com, ns2.server303.com)
Analysis
Hierarchy
server303.com serves as parent to mail.server303.com, ns2.server303.com, www.server303.com, mbox.server303.com, ns1.server303.com along with a few other host names.
IP Addresses
server303.com resolves to just one IP address, 192.252.149.17.
Two other host names, along with mail.jamessheridan.info, mail.bookingangola.com and mail.pittsburgh-therapists.com, also share IP numbers with server303.com.
Name Servers
The NS records for server303.com delegate to ns1.server303.com and ns2.server303.com.
server303.com shares its NS records with other domains, for example elaineknoll.com, lavalette.net, lioubimov.com and two others.
server303.com has at least partial name server overlap with other domains, such as designgraphx.com, varietyunderground.com, mix-engineer.com and two others.
ns1.server303.com directs to 192.252.149.17 and ns2.server303.com directs to 192.252.150.17; each host name points to exactly one IP number.
Mail Servers
The sole mail server for server303.com is mail.server303.com.
Mail server setup for server303.com matches that of other domains, among them chsengineeringboosters.com.
mail.server303.com resolves to 192.252.149.17 and no other IP number.