usfsg.com - robtex.com
usfsg.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.252.146.19🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s457.sureserver.com | ||||||
| NS | ns1.s457.sureserver.com ⭐ | ||||||
| A | 192.252.146.19🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s457.sureserver.com | ||||||
| NS | ns2.s457.sureserver.com | ||||||
| A | 192.252.147.19🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | ns2.s457.sureserver.com | ||||||
| MX | mail.usfsg.com ⭐ | ||||||
| A | 192.252.146.19🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s457.sureserver.com | ||||||
| TXT | v=spf1 a mx include:s457.smtp-spf.sureserver.com include:spf.cloudus.oxcs.net... | ||||||
| SOA | ns1.s457.sureserver.comhostmaster@usfsg.com serial=1774242970 | ||||||
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=1771291435 | ||||||
Subdomains
Same first word
usfsg.com |
Similar names
DNS History
11 records (4 active, 7 former)
●NSns1.s457.sureserver.com2026-02-21 → 2026-03-23 · 3 obs
● 2026-02-21 23:38:28
● 2026-03-23 07:01:48
○NSns1.server283.com2016-12-14 → 2016-12-14 · 4 obs
● 2016-12-14 23:25:18
○ 2016-12-21 22:05:50
○ 2026-03-23 07:01:48
●NSns2.s457.sureserver.com2026-02-21 → 2026-03-23 · 3 obs
● 2026-02-21 23:38:28
● 2026-03-23 07:01:48
○NSns2.server283.com2016-12-14 → 2016-12-14 · 4 obs
● 2016-12-14 23:25:18
○ 2016-12-21 22:05:50
○ 2026-03-23 07:01:48
○NSns23.worldnic.com2015-08-07 → 2017-08-05 · 7 obs
● 2016-12-12 04:28:18
○ 2016-12-14 23:25:18
● 2016-12-21 22:05:50
● 2017-08-05 02:28:26
○ 2026-02-21 23:38:28
○ 2026-03-23 07:01:48
○NSns24.worldnic.com2015-08-07 → 2017-08-05 · 7 obs
● 2016-12-12 04:28:18
○ 2016-12-14 23:25:18
● 2016-12-21 22:05:50
● 2017-08-05 02:28:26
○ 2026-02-21 23:38:28
○ 2026-03-23 07:01:48
○MXinbound.usfsg.com.netsolmail.net2015-08-07 → 2017-08-05 · 7 obs
● 2016-12-12 04:28:18
○ 2016-12-14 23:25:18
● 2016-12-21 22:05:50
● 2017-08-05 02:28:26
○ 2026-02-21 23:38:28
○ 2026-03-23 07:01:48
●MXmail.usfsg.com2016-12-14 → 2026-03-23 · 6 obs
● 2016-12-14 23:25:18
○ 2016-12-21 22:05:50
○ 2017-08-05 02:28:26
● 2026-02-21 23:38:28
● 2026-03-23 07:01:48
○A192.252.144.332016-12-14 → 2016-12-14 · 4 obs
● 2016-12-14 23:25:18
○ 2016-12-21 22:05:50
○ 2026-03-23 07:01:48
●A192.252.146.192026-02-21 → 2026-03-23 · 3 obs
● 2026-02-21 23:38:28
● 2026-03-23 07:01:48
○A206.188.193.502015-08-07 → 2017-08-05 · 7 obs
● 2016-12-12 04:28:18
○ 2016-12-14 23:25:18
● 2016-12-21 22:05:50
● 2017-08-05 02:28:26
○ 2026-02-21 23:38:28
○ 2026-03-23 07:01:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| usfsg.com | ns1.s457.sureserver.com, ns2.s457.sureserver.com | 2 records |
✅ Authoritative Response
Server:192.252.146.19
NS records: ns1.s457.sureserver.com, ns2.s457.sureserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usfsg.com (unsigned zone)
⏱️ Timing
Total: 300ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.252.146.19 |
| NS | 2 | ns1.s457.sureserver.com, ns2.s457.sureserver.com |
| MX | 1 | mail.usfsg.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:s457.smtp-spf.surese |
| SOA | 1 | ns1.s457.sureserver.com hostmaster.usfsg |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.s457.sureserver.com, ns2.s457.sureserver.com)
Analysis
Hierarchy
usfsg.com is the parent of ns1.usfsg.com, ns2.usfsg.com and mail.usfsg.com.
IP Addresses
usfsg.com resolves to one IP number: 192.252.146.19.
other host names including actonastro.com, ccspoa.org, mail.themooncreation.com, owa.tslrail.com and mail.katrinaskritters.org share IP numbers with usfsg.com.
Name Servers
usfsg.com is delegated to two name servers ns1.s457.sureserver.com and ns2.s457.sureserver.com.
usfsg.com shares the same name server setup as other domains, for instance certifytosuccess.com, btnwildlife.org, resourcewasteservices.com, my68chevelle.com and stopcos.com.
Host names with one IP number:
ns1.s457.sureserver.com points to 192.252.146.19
ns2.s457.sureserver.com points to 192.252.147.19
Mail Servers
usfsg.com is handled by a single mail server, mail.usfsg.com.
mail.usfsg.com resolves to IP 192.252.146.19.