prepdo.com - dns.ninja
prepdo.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.cosmotown.com ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::c629:dfe8🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 198.41.223.232Cloudflare198.41.223.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cf-198-41-223-232.cloudflare.com | ||||||
| NS | ns2.cosmotown.com ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::c629:de2b🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 198.41.222.43Cloudflare198.41.222.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cf-198-41-222-43.cloudflare.com | ||||||
| NS | ns3.cosmotown.com ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::a29f:b8f🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.11.143Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns4.cosmotown.com ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::a29f:abd🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.10.189Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
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=1785176692 | ||||||
Previously MX for
prepdo.com |
Same first word
prepdo.com |
Similar names
DNS History
9 records (4 active, 5 former)
●NSns1.cosmotown.com2026-02-18 → 2026-07-27 · 3 obs
● 2026-02-18 21:40:50
● 2026-07-27 18:45:52
○NSns1.mantul.com2016-12-17 → 2017-08-20 · 4 obs
● 2017-08-20 03:14:40
○ 2026-02-18 21:40:50
○ 2026-07-27 18:45:52
●NSns2.cosmotown.com2026-02-18 → 2026-07-27 · 3 obs
● 2026-02-18 21:40:50
● 2026-07-27 18:45:52
○NSns2.mantul.com2016-12-17 → 2017-08-20 · 4 obs
● 2017-08-20 03:14:40
○ 2026-02-18 21:40:50
○ 2026-07-27 18:45:52
●NSns3.cosmotown.com2026-02-18 → 2026-07-27 · 3 obs
● 2026-02-18 21:40:50
● 2026-07-27 18:45:52
●NSns4.cosmotown.com2026-02-18 → 2026-07-27 · 3 obs
● 2026-02-18 21:40:50
● 2026-07-27 18:45:52
○MXprepdo.com2016-12-17 → 2017-08-20 · 4 obs
● 2017-08-20 03:14:40
○ 2026-02-18 21:40:50
○ 2026-07-27 18:45:52
○A209.205.217.22016-12-17 → 2017-08-20 · 4 obs
● 2017-08-20 03:14:40
○ 2026-02-18 21:40:50
○ 2026-07-27 18:45:52
○A54.144.38.2192026-02-18 → 2026-05-13 · 5 obs
● 2026-02-18 21:40:50
● 2026-05-13 20:56:46
○ 2026-05-24 05:26:48
○ 2026-07-27 18:45:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| prepdo.com | ns1.cosmotown.com, ns2.cosmotown.com, ns3.cosmotown.com, ns4.cosmotown.com | 4 records |
✅ Authoritative Response
Server:198.41.223.232
NS records: ns1.cosmotown.com, ns2.cosmotown.com, ns3.cosmotown.com, ns4.cosmotown.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for prepdo.com (unsigned zone)
⏱️ Timing
Total: 1565ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.cosmotown.com, ns2.cosmotown.com, ns3.cosmotown.com...)
Analysis
Name Servers
Four name servers handle the delegation for prepdo.com: ns1.cosmotown.com, ns2.cosmotown.com, ns3.cosmotown.com and ns4.cosmotown.com.
prepdo.com partially shares its NS delegation with several other domains, including apple-iforgot.com, dmaclaims.com, christiancareer.com and two others.
ns1.cosmotown.com, ns2.cosmotown.com, ns3.cosmotown.com and ns4.cosmotown.com each carry two IP addresses. ns1.cosmotown.com has 198.41.223.232 and 2400:cb00:2049:1::c629:dfe8; ns2.cosmotown.com has 198.41.222.43 and 2400:cb00:2049:1::c629:de2b; ns3.cosmotown.com has 162.159.11.143 and 2400:cb00:2049:1::a29f:b8f; ns4.cosmotown.com has 162.159.10.189 and 2400:cb00:2049:1::a29f:abd.