mail.duplexsecure.com - dns.ninja
mail.duplexsecure.com
| CNAME | expired.namebright.com | ||||||
| CNAME | cdl-prd-http-a5ed094605213071.elb.us-east-1.amazonaws.com | ||||||
| DNSSEC | β οΈ Not signed | ||||||
| A | 2600:1f18:4ae:c607:d1d9:565f:b122:bfdbπΊπΈ Amazon2600:1f18::/35 AMAZON EC2 IAD prefix | ||||||
| A | 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6aπΊπΈ Amazon2600:1f18::/35 AMAZON EC2 IAD prefix | ||||||
| A | 52.44.244.98πΊπΈ Amazon52.44.0.0/15 EC2 Region prefix | ||||||
| A | 54.165.131.183πΊπΈ Amazon54.164.0.0/15 EC2 IAD prefix | ||||||
duplexsecure.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2600:1f18:4ae:c607:d1d9:565f:b122:bfdbπΊπΈ Amazon2600:1f18::/35 AMAZON EC2 IAD prefix | ||||||
| A | 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6aπΊπΈ Amazon2600:1f18::/35 AMAZON EC2 IAD prefix | ||||||
| A | 52.44.244.98πΊπΈ Amazon52.44.0.0/15 EC2 Region prefix | ||||||
| A | 54.165.131.183πΊπΈ Amazon54.164.0.0/15 EC2 IAD prefix | ||||||
| NS | ns1.namebrightdns.com β | ||||||
| NS | expired1.namebrightdns.com | ||||||
| NS | expired2.namebrightdns.com | ||||||
| MX | mail1.namebrightmail.com β | ||||||
| MX | mail2.namebrightmail.com β | ||||||
| TXT | v=spf1 a:smtpout1.namebrightmail.com a:smtpout2.namebrightmail.com ip4:216.87... | ||||||
| TXT | google-site-verification=YourUniqueGoogleVerificationCode | ||||||
| SOA | ns1.namebrightdns.comdns@namebright.com 2026-07-12 #1 | ||||||
β οΈ On DNS blocklist: tif
WOT: SAFE (93/100)
Previously MX for
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
βNSexpired1.namebrightdns.com2026-06-30 β 2026-07-12 Β· 2 obs
β 2026-06-30 02:20:36
β 2026-07-12 11:02:00
β 2026-07-12 11:02:00
βNSexpired2.namebrightdns.com2026-06-30 β 2026-07-12 Β· 2 obs
β 2026-06-30 02:20:36
β 2026-07-12 11:02:00
β 2026-07-12 11:02:00
βA212.117.175.1442015-08-16 β 2017-01-10 Β· 4 obs
β 2015-08-16 23:57:44
β 2017-01-10 10:14:58
β 2021-10-16 00:27:32
β 2026-07-12 11:02:00
β 2017-01-10 10:14:58
β 2021-10-16 00:27:32
β 2026-07-12 11:02:00
βCNAMEexpired.namebright.com2026-06-30 β 2026-07-12 Β· 2 obs
β 2026-06-30 02:20:36
β 2026-07-12 11:02:00
β 2026-07-12 11:02:00
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net... | - |
| duplexsecure.com | expired1.namebrightdns.com, expired2.namebrightdns.com | 4 records |
β Authoritative Response
Server:54.172.44.6
NS records: expired1.namebrightdns.com, expired2.namebrightdns.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for duplexsecure.com (unsigned zone)
β±οΈ Timing
Total: 124ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | expired1.namebrightdns.com, expired2.namebrightdns.com |
| CNAME | 1 | expired.namebright.com |
π Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (expired1.namebrightdns.com, expired1.namebrightdns.com, expired2.namebrightdns.com...)
Analysis
IP Addresses
mail.duplexsecure.com points to the four IP addresses 52.44.244.98, 54.165.131.183, 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb and 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a.
Two other host names, along with classna.com, extremesilverblog.com and minecraftes.com, also share IP numbers with mail.duplexsecure.com.