open2learn.org - robtex.com
open2learn.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-cloud-a1.googledomains.com ⚠️ Not in zone NS records | ||||||
| A | 2001:4860:4802:32::6a🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns-cloud-a1.googledomains.com | ||||||
| A | 216.239.32.106🇺🇸 Google216.239.32.0/24 | ||||||
| PTR | ns-cloud-a1.googledomains.com | ||||||
| NS | ns-cloud-a2.googledomains.com ⚠️ Not in zone NS records | ||||||
| A | 2001:4860:4802:34::6a🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns-cloud-a2.googledomains.com | ||||||
| A | 216.239.34.106🇺🇸 Google216.239.34.0/24 | ||||||
| PTR | ns-cloud-a2.googledomains.com | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1778752901 | ||||||
PTR for
Same first word
DNS History
12 records (2 active, 10 former)
○NSdns.open2learn.org2026-05-02 → 2026-05-02 · 4 obs
● 2026-05-02 14:14:42
○ 2026-05-08 13:35:34
○ 2026-05-14 10:29:30
●NSns-cloud-a1.googledomains.com2026-05-08 → 2026-05-14 · 3 obs
● 2026-05-08 13:35:34
● 2026-05-14 10:29:30
●NSns-cloud-a2.googledomains.com2026-05-08 → 2026-05-14 · 3 obs
● 2026-05-08 13:35:34
● 2026-05-14 10:29:30
○NSns1.open2learn.org2026-05-02 → 2026-05-02 · 4 obs
● 2026-05-02 14:14:42
○ 2026-05-08 13:35:34
○ 2026-05-14 10:29:30
○NSns2.open2learn.org2026-05-02 → 2026-05-02 · 4 obs
● 2026-05-02 14:14:42
○ 2026-05-08 13:35:34
○ 2026-05-14 10:29:30
○NSns39.worldnic.com2015-08-27 → 2017-09-23 · 4 obs
● 2017-09-23 02:34:46
○ 2026-05-02 14:14:42
○ 2026-05-14 10:29:30
○NSns40.worldnic.com2015-08-27 → 2017-09-23 · 4 obs
● 2017-09-23 02:34:46
○ 2026-05-02 14:14:42
○ 2026-05-14 10:29:30
○MXmailgw1.bcp.org2015-08-27 → 2017-09-23 · 4 obs
● 2017-09-23 02:34:46
○ 2026-05-02 14:14:42
○ 2026-05-14 10:29:30
○MXmailgw2.bcp.org2015-08-27 → 2017-09-23 · 4 obs
● 2017-09-23 02:34:46
○ 2026-05-02 14:14:42
○ 2026-05-14 10:29:30
○MXmx.open2learn.org2026-05-02 → 2026-05-02 · 4 obs
● 2026-05-02 14:14:42
○ 2026-05-08 13:35:34
○ 2026-05-14 10:29:30
○A208.91.197.252015-08-27 → 2017-09-23 · 4 obs
● 2017-09-23 02:34:46
○ 2026-05-02 14:14:42
○ 2026-05-14 10:29:30
○A5.135.77.422026-05-02 → 2026-05-02 · 4 obs
● 2026-05-02 14:14:42
○ 2026-05-08 13:35:34
○ 2026-05-14 10:29:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| open2learn.org | ns-cloud-a2.googledomains.com, ns-cloud-a1.googledomains.com | - |
✅ Authoritative Response
Server:216.239.34.106
NS records: ns-cloud-a2.googledomains.com, ns-cloud-a1.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for open2learn.org (unsigned zone)
⏱️ Timing
Total: 652ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
open2learn.org is delegated to two name servers: ns-cloud-a1.googledomains.com and ns-cloud-a2.googledomains.com.
open2learn.org uses the same name server setup as other domains, including blingthing.space, worklesslive.com, kmtca.com, talkfatherhood.com and stemhk.org.
At least part of the name servers for open2learn.org are shared with other domains, for instance costasoltransport.com, deplofy.com, pennnewsnetwork.com, mybiotechrecruiter.com and 182.126.91.in-addr.arpa.
These name servers are commonly used alongside ns-cloud-a3.googledomains.com and ns-cloud-a4.googledomains.com.
Host names with two IP numbers:
ns-cloud-a1.googledomains.com points to 2001:4860:4802:32::6a and 216.239.32.106.
ns-cloud-a2.googledomains.com points to 2001:4860:4802:34::6a and 216.239.34.106.