ohsuheart.com - robtex.com
ohsuheart.com
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=1785184137 | ||||||
Same first word
ohsuheart.com |
Similar names
DNS History
13 records (12 active, 1 former)
●NSa1-40.akam.net2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:29:20
● 2026-07-27 20:56:54
●NSa11-66.akam.net2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:29:20
● 2026-07-27 20:56:54
●NSa2-64.akam.net2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:29:20
● 2026-07-27 20:56:54
●NSa22-64.akam.net2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:29:20
● 2026-07-27 20:56:54
●NSa3-66.akam.net2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:29:20
● 2026-07-27 20:56:54
●NSa8-67.akam.net2026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:29:20
● 2026-07-27 20:56:54
●NSdns0.ohsu.edu2015-08-14 → 2026-07-27 · 3 obs
● 2015-08-14 13:45:22
● 2026-07-27 20:56:54
●A137.53.228.822026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:29:20
● 2026-07-27 20:56:54
●A137.53.229.822026-04-10 → 2026-07-27 · 3 obs
● 2026-04-10 16:29:20
● 2026-07-27 20:56:54
○A137.53.244.592015-08-14 → 2017-10-27 · 5 obs
● 2015-08-14 13:45:22
● 2017-10-27 03:29:18
○ 2026-04-10 16:29:20
○ 2026-07-27 20:56:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net... | - |
| ohsuheart.com | dns1.ohsu.edu, dns3.ohsu.edu, dns4.ohsu.edu, a8-67.akam.net... | - |
✅ Authoritative Response
Server:23.211.61.64
NS records: dns1.ohsu.edu, dns3.ohsu.edu, dns4.ohsu.edu, a8-67.akam.net, a11-66.akam.net, a1-40.akam.net, a2-64.akam.net, a22-64.akam.net, a3-66.akam.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ohsuheart.com (unsigned zone)
⏱️ Timing
Total: 846ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 137.53.229.82, 137.53.228.82 |
| NS | 10 | a1-40.akam.net, a22-64.akam.net... |
| SOA | 1 | dns0.ohsu.edu netcomm.ohsu.edu |
Analysis
IP Addresses
ohsuheart.com points to the IP addresses 137.53.228.82 and 137.53.229.82
Among the host names that share IP numbers with ohsuheart.com are ohsuspinecenter.org, ogi.edu, ohsuknightcancerinstitute.us and two others.
Name Servers
ohsuheart.com carries NS records listing 10 name servers — dns0.ohsu.edu, dns1.ohsu.edu, dns3.ohsu.edu and 7 others.
At least some of ohsuheart.com's name servers are shared with other domains, for example cub-cadet-parts.org, arket.video, highenduranceoils.com and two more.
These name servers tend to co-occur with a3-66.akam.net, a22-64.akam.net, a11-66.akam.net and 7 other name servers in the same DNS delegations.
Hosts with two IP numbers each:
The A records for a1-40.akam.net return 193.108.91.40 and 2600:1401:2::28.
The A records for a11-66.akam.net return 84.53.139.66 and 2600:1480:1::42.
The A records for a2-64.akam.net return 95.100.174.64 and 2600:1480:7000::40.
The A records for a22-64.akam.net return 23.211.61.64 and 2600:1480:7800::40.
The A records for a3-66.akam.net return 96.7.49.66 and 2600:1408:1c::42.
The A records for a8-67.akam.net return 2.16.40.67 and 2600:1403:a::43.
Hosts that resolve to one IP address:
dns0.ohsu.edu resolves to the IP address 137.53.223.52.
dns1.ohsu.edu resolves to the IP address 137.53.223.60.
dns3.ohsu.edu resolves to the IP address 137.53.240.106.
dns4.ohsu.edu resolves to the IP address 137.53.240.82.