bigthinkprogress.com - robtex.com
bigthinkprogress.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 20.124.200.166🇺🇸 Microsoft20.64.0.0/10 | ||||||
| PTR | smtp.bigthinkstrategy.com | ||||||
| NS | ns1.example.tld ⭐ | ||||||
| NS | ns1.sp5n.revivaleon.com | ||||||
| A | 20.124.200.166🇺🇸 Microsoft20.64.0.0/10 | ||||||
| PTR | smtp.bigthinkstrategy.com | ||||||
| NS | ns2.sp5n.revivaleon.com | ||||||
| A | 20.124.200.166🇺🇸 Microsoft20.64.0.0/10 | ||||||
| PTR | smtp.bigthinkstrategy.com | ||||||
| MX | mail.bigthinkprogress.com ⭐ | ||||||
| A | 20.124.200.166🇺🇸 Microsoft20.64.0.0/10 | ||||||
| PTR | smtp.bigthinkstrategy.com | ||||||
| TXT | v=spf1 +ip4:20.124.200.166 -all | ||||||
| SOA | ns1.example.tldroot@bigthinkprogress.com 2026-11-05 #3 | ||||||
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=1794634581 | ||||||
Same first word
bigthinkprogress.com |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns1.example.tld2026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 05:46:52
●NSns1.sp5n.revivaleon.com2026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 05:46:52
●NSns2.sp5n.revivaleon.com2026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 05:46:52
●MXmail.bigthinkprogress.com2026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 05:46:52
●A20.124.200.1662026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 05:46:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| bigthinkprogress.com | ns1.sp5n.revivaleon.com, ns2.sp5n.revivaleon.com | 2 records |
✅ Authoritative Response
Server:20.124.200.166
NS records: ns1.sp5n.revivaleon.com, ns2.sp5n.revivaleon.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bigthinkprogress.com (unsigned zone)
⏱️ Timing
Total: 251ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.124.200.166 |
| NS | 2 | ns1.sp5n.revivaleon.com, ns2.sp5n.revivaleon.com |
| MX | 1 | mail.bigthinkprogress.com (pri: 0) |
| TXT | 1 | v=spf1 +ip4:20.124.200.166 -all |
| SOA | 1 | ns1.example.tld root.bigthinkprogress.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.sp5n.revivaleon.com, ns2.sp5n.revivaleon.com)
Analysis
IP Addresses
bigthinkprogress.com resolves to just one IP address, 20.124.200.166.
Two other host names, along with bigthinkintelligence.com, bigthinkexecutive.com and bigthinkproficient.com, also share IP numbers with bigthinkprogress.com.
Name Servers
bigthinkprogress.com is served by three name servers: ns1.example.tld, ns1.sp5n.revivaleon.com and ns2.sp5n.revivaleon.com.
The name servers of bigthinkprogress.com overlap at least partially with those of other domains — among them costmasterlabs.com, contractors-report.info, vikileadselevate.info and two more.
These name servers commonly appear in delegations together with ns1.md-4838.webhostingboxes.com, ns2.md-4838.webhostingboxes.com, ns1.s21w.industrialaces.com and 7 other.
Each of ns1.sp5n.revivaleon.com and ns2.sp5n.revivaleon.com points to exactly one IP address: 20.124.200.166.
ns1.sp5n.revivaleon.com and ns2.sp5n.revivaleon.com each have 20.124.200.166 IP addresses.
Mail Servers
The sole mail server for bigthinkprogress.com is mail.bigthinkprogress.com.
mail.bigthinkprogress.com resolves to 20.124.200.166 and no other IP number.