bluestring.com - robtex.com
bluestring.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 2024-03-06 #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=1785624697 | ||||||
Same first word
bluestring.co.nz |
bluestring.net.nz |
bluestring.com |
Similar names
DNS History
11 records (5 active, 6 former)
●NS1ns.yahoo.com2026-02-19 → 2026-08-01 · 3 obs
● 2026-02-19 08:55:18
● 2026-08-01 23:20:00
●NS2ns.yahoo.com2026-02-19 → 2026-08-01 · 3 obs
● 2026-02-19 08:55:18
● 2026-08-01 23:20:00
○NSa4.nstld.com2015-07-07 → 2018-01-10 · 4 obs
● 2018-01-10 15:31:32
○ 2026-02-19 08:55:18
○ 2026-08-01 23:20:00
○NSf4.nstld.com2015-07-07 → 2018-01-10 · 4 obs
● 2018-01-10 15:31:32
○ 2026-02-19 08:55:18
○ 2026-08-01 23:20:00
○NSg4.nstld.com2015-07-07 → 2018-01-10 · 4 obs
● 2018-01-10 15:31:32
○ 2026-02-19 08:55:18
○ 2026-08-01 23:20:00
●NShidden-master.yahoo.com2026-02-19 → 2026-08-01 · 3 obs
● 2026-02-19 08:55:18
● 2026-08-01 23:20:00
○NSl4.nstld.com2015-07-07 → 2018-01-10 · 4 obs
● 2018-01-10 15:31:32
○ 2026-02-19 08:55:18
○ 2026-08-01 23:20:00
●A13.248.158.72026-02-19 → 2026-08-01 · 3 obs
● 2026-02-19 08:55:18
● 2026-08-01 23:20:00
○A165.160.13.202015-07-07 → 2018-01-10 · 4 obs
● 2018-01-10 15:31:32
○ 2026-02-19 08:55:18
○ 2026-08-01 23:20:00
○A165.160.15.202015-07-07 → 2018-01-10 · 4 obs
● 2018-01-10 15:31:32
○ 2026-02-19 08:55:18
○ 2026-08-01 23:20:00
●A76.223.84.1922026-02-19 → 2026-08-01 · 3 obs
● 2026-02-19 08:55:18
● 2026-08-01 23:20:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| bluestring.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 bluestring.com (unsigned zone)
⏱️ Timing
Total: 226ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.84.192, 13.248.158.7 |
| NS | 2 | 2ns.yahoo.com, 1ns.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
bluestring.com points to the IP addresses 13.248.158.7 and 76.223.84.192
menssegeryahoo.com, yahooo.dk, aolnews.mobi and two other host names share IP numbers with bluestring.com.
Name Servers
The authoritative name servers for bluestring.com are 1ns.yahoo.com, 2ns.yahoo.com and hidden-master.yahoo.com — three in total.
At least some of bluestring.com's name servers are shared with other domains, for example yahooo.dk, 196.180.68.in-addr.arpa, aolnews.mobi and two more.
It is common to find these name servers alongside the name servers ns1.yahoo.com, ns2.yahoo.com, ns3.yahoo.com and two others.
Hostnames that resolve to two IP addresses:
1ns.yahoo.com directs traffic to 74.6.35.130 and 2001:4998:c:fe2f:726f:636b:6f:6e0a.
2ns.yahoo.com directs traffic to 98.139.24.68 and 2001:4998:58:fe2c:726f:636b:6f:6e0a.
Hosts with just one IP address:
hidden-master.yahoo.com has the IP address 68.180.131.16.