dmfailover.com - robtex.com
dmfailover.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.40.146.251🇺🇸 Amazon52.40.0.0/14 EC2 PDX prefix | ||||||
| PTR | ec2-52-40-146-251.us-west-2.compute.amazonaws.com | ||||||
| NS | ns-1575.awsdns-04.co.uk ⭐ | ||||||
| A | 2600:9000:5306:2700::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1575.awsdns-04.co.uk | ||||||
| A | 205.251.198.39🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1575.awsdns-04.co.uk | ||||||
| NS | ns-1214.awsdns-23.org | ||||||
| A | 2600:9000:5304:be00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1214.awsdns-23.org | ||||||
| A | 205.251.196.190🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1214.awsdns-23.org | ||||||
| NS | ns-178.awsdns-22.com | ||||||
| A | 2600:9000:5300:b200::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-178.awsdns-22.com | ||||||
| A | 205.251.192.178🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-178.awsdns-22.com | ||||||
| NS | ns-738.awsdns-28.net | ||||||
| A | 2600:9000:5302:e200::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-738.awsdns-28.net | ||||||
| A | 205.251.194.226🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-738.awsdns-28.net | ||||||
| SOA | ns-1575.awsdns-04.co.ukawsdns-hostmaster@amazon.com serial=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=1778426721 | ||||||
Subdomains
web.dmfailover.com |
Same first word
dmfailover.com |
Similar names
DNS History
12 records (5 active, 7 former)
●NSns-1214.awsdns-23.org2026-03-23 → 2026-05-10 · 3 obs
● 2026-03-23 14:18:20
● 2026-05-10 15:34:22
●NSns-1575.awsdns-04.co.uk2026-03-23 → 2026-05-10 · 3 obs
● 2026-03-23 14:18:20
● 2026-05-10 15:34:22
●NSns-178.awsdns-22.com2026-03-23 → 2026-05-10 · 3 obs
● 2026-03-23 14:18:20
● 2026-05-10 15:34:22
●NSns-738.awsdns-28.net2026-03-23 → 2026-05-10 · 3 obs
● 2026-03-23 14:18:20
● 2026-05-10 15:34:22
○NSns0.dnsdm.com2015-06-20 → 2018-08-13 · 4 obs
● 2018-08-13 01:53:42
○ 2026-03-23 14:18:20
○ 2026-05-10 15:34:22
○NSns0.dnsmadeeasy.com2015-06-20 → 2018-08-13 · 4 obs
● 2018-08-13 01:53:42
○ 2026-03-23 14:18:20
○ 2026-05-10 15:34:22
○NSns1.dnsdm.com2015-06-20 → 2018-08-13 · 4 obs
● 2018-08-13 01:53:42
○ 2026-03-23 14:18:20
○ 2026-05-10 15:34:22
○NSns2.dnsdm.com2015-06-20 → 2018-08-13 · 4 obs
● 2018-08-13 01:53:42
○ 2026-03-23 14:18:20
○ 2026-05-10 15:34:22
○NSns3.dnsdm.com2015-06-20 → 2018-08-13 · 4 obs
● 2018-08-13 01:53:42
○ 2026-03-23 14:18:20
○ 2026-05-10 15:34:22
○NSns4.dnsdm.com2015-06-20 → 2018-08-13 · 4 obs
● 2018-08-13 01:53:42
○ 2026-03-23 14:18:20
○ 2026-05-10 15:34:22
○A216.115.94.1152015-06-20 → 2018-08-13 · 4 obs
● 2018-08-13 01:53:42
○ 2026-03-23 14:18:20
○ 2026-05-10 15:34:22
●A52.40.146.2512026-03-23 → 2026-05-10 · 3 obs
● 2026-03-23 14:18:20
● 2026-05-10 15:34:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net... | - |
| dmfailover.com | ns-178.awsdns-22.com, ns-738.awsdns-28.net, ns-1575.awsdns-04.co.uk, ns-1214.awsdns-23.org | 2 records |
✅ Authoritative Response
Server:205.251.194.226
NS records: ns-178.awsdns-22.com, ns-738.awsdns-28.net, ns-1575.awsdns-04.co.uk, ns-1214.awsdns-23.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dmfailover.com (unsigned zone)
⏱️ Timing
Total: 511ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.40.146.251 |
| NS | 4 | ns-1214.awsdns-23.org, ns-1575.awsdns-04.co.uk... |
| SOA | 1 | ns-1575.awsdns-04.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-178.awsdns-22.com, ns-178.awsdns-22.com)
Analysis
Hierarchy
dmfailover.com is the parent of web.dmfailover.com.
IP Addresses
dmfailover.com resolves to one IP number: 52.40.146.251.
other host names including ns-auth.datamark.com, helixeducation.com, admin.datamark.com, ha-prod-vip.helixeducation.com and atlanta.datamark.com share IP numbers with dmfailover.com.
Name Servers
dmfailover.com is delegated to four name servers: ns-178.awsdns-22.com, ns-738.awsdns-28.net, ns-1214.awsdns-23.org and ns-1575.awsdns-04.co.uk.
dmfailover.com at least partially shares name servers with other domains, for instance deskdemon.co.uk, development.rtc.aws.myneva.cloud, causal.com, omrondesarrollo.com and bright.team.
Host names with two IP numbers:
ns-178.awsdns-22.com points to 2600:9000:5300:b200::1 and 205.251.192.178; ns-738.awsdns-28.net points to 2600:9000:5302:e200::1 and 205.251.194.226; ns-1214.awsdns-23.org points to 2600:9000:5304:be00::1 and 205.251.196.190; ns-1575.awsdns-04.co.uk points to 2600:9000:5306:2700::1 and 205.251.198.39.