jtsblocks.com - dns.ninja
jtsblocks.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.158.7🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a7de0457831fd11f7.awsglobalaccelerator.com | ||||||
| A | 76.223.84.192🇺🇸 Amazon76.223.80.0/20 | ||||||
| NS | hidden-master.yahoo.com ⭐ | ||||||
| A | 68.180.131.16🇺🇸 Yahoo68.180.131.0/24 ! Anycast-2 Netblock 1 | ||||||
| PTR | ns1.yahoo.com | ||||||
| NS | 1ns.yahoo.com | ||||||
| A | 2001:4998:c:fe2f:726f:636b:6f:6e0a🇺🇸 Yahoo2001:4998:c::/48 Verizon Media GQ1 | ||||||
| PTR | 1ns.yahoo.com | ||||||
| A | 74.6.35.130🇺🇸 Yahoo74.6.32.0/19 YST CC1-general | ||||||
| PTR | 1ns.yahoo.com | ||||||
| NS | 2ns.yahoo.com | ||||||
| A | 2001:4998:58:fe2c:726f:636b:6f:6e0a🇺🇸 Yahoo2001:4998:58::/48 Verizon Media BF1 | ||||||
| PTR | 2ns.yahoo.com | ||||||
| A | 98.139.24.68🇺🇸 Yahoo98.139.24.0/21 BF1 | ||||||
| PTR | 2ns.yahoo.com | ||||||
| SOA | hidden-master.yahoo.comhostmaster@yahoo-inc.com 2024-03-24 #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=1786563234 | ||||||
Same first word
jtsblocks.org |
jtsblocks.com |
DNS History
16 records (5 active, 11 former)
●NS1ns.yahoo.com2026-07-12 → 2026-08-12 · 3 obs
● 2026-07-12 18:52:30
● 2026-08-12 19:48:16
●NS2ns.yahoo.com2026-07-12 → 2026-08-12 · 3 obs
● 2026-07-12 18:52:30
● 2026-08-12 19:48:16
●NShidden-master.yahoo.com2015-08-29 → 2026-08-12 · 2 obs
● 2026-08-12 19:48:16
○NSns1.yahoo.com2015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
○NSns2.yahoo.com2015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
○NSns3.yahoo.com2015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
○NSns4.yahoo.com2015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
○NSns5.yahoo.com2015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
○MX(root)2015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
○MX.2026-07-12 → 2026-08-12 · 2 obs
○ 2026-08-12 19:48:16
●A13.248.158.72026-07-12 → 2026-08-12 · 3 obs
● 2026-07-12 18:52:30
● 2026-08-12 19:48:16
○A188.125.73.1082015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
○A74.6.50.1502015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
●A76.223.84.1922026-07-12 → 2026-08-12 · 3 obs
● 2026-07-12 18:52:30
● 2026-08-12 19:48:16
○A77.238.184.1502015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
○A98.137.236.1502015-08-29 → 2016-12-30 · 4 obs
● 2016-12-30 15:37:50
○ 2026-07-12 18:52:30
○ 2026-08-12 19:48:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net... | - |
| jtsblocks.com | 1ns.yahoo.com, 2ns.yahoo.com | 4 records |
✅ Authoritative Response
Server:98.139.24.68
NS records: 1ns.yahoo.com, 2ns.yahoo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jtsblocks.com (unsigned zone)
⏱️ Timing
Total: 272ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.158.7, 76.223.84.192 |
| NS | 2 | 1ns.yahoo.com, 2ns.yahoo.com |
| MX | 1 | . (pri: 0) |
| SOA | 1 | hidden-master.yahoo.com hostmaster.yahoo |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (1ns.yahoo.com, 1ns.yahoo.com, 2ns.yahoo.com...)
Analysis
IP Addresses
jtsblocks.com points to the IP addresses 13.248.158.7 and 76.223.84.192
sportsyahoo.com.cn, yahoochatrom.com, yahookimo.biz plus two other host names have IP numbers in common with jtsblocks.com.
Name Servers
jtsblocks.com has three name servers — 1ns.yahoo.com, 2ns.yahoo.com and hidden-master.yahoo.com.
The name servers of jtsblocks.com overlap at least partially with those of other domains — among them 237.142.68.in-addr.arpa, 360yahoo.com.ar, 117.139.98.in-addr.arpa and two more.
These name servers tend to appear together with the name servers ns1.yahoo.com, ns2.yahoo.com and ns3.yahoo.com, plus two others.
Host names pointing to two IP addresses:
1ns.yahoo.com resolves to 74.6.35.130 and 2001:4998:c:fe2f:726f:636b:6f:6e0a.
2ns.yahoo.com resolves to 98.139.24.68 and 2001:4998:58:fe2c:726f:636b:6f:6e0a.
Host names resolving to a single IP address:
hidden-master.yahoo.com resolves to 68.180.131.16.