jetbluechallenge.com - robtex.com
jetbluechallenge.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.16.131.192🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | tk2-401-41938.vs.sakura.ne.jp | ||||||
| NS | dns01.muumuu-domain.com ⭐ | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| NS | dns02.muumuu-domain.com | ||||||
| A | 160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| SOA | dns01.muumuu-domain.compostmaster@jetbluechallenge.com serial=1784003479 | ||||||
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=1786071224 | ||||||
WOT: SAFE (61/100)
Previously MX for
jetbluechallenge.com |
Same first word
jetbluechallenge.com |
DNS History
10 records (3 active, 7 former)
●NSdns01.muumuu-domain.com2026-07-24 → 2026-08-07 · 3 obs
● 2026-07-24 15:38:10
● 2026-08-07 03:00:02
●NSdns02.muumuu-domain.com2026-07-24 → 2026-08-07 · 3 obs
● 2026-07-24 15:38:10
● 2026-08-07 03:00:02
○NSns57.1and1.com2015-06-27 → 2020-03-03 · 4 obs
● 2020-03-03 12:51:24
○ 2026-07-24 15:38:10
○ 2026-08-07 03:00:02
○NSns58.1and1.com2015-06-27 → 2020-03-03 · 4 obs
● 2020-03-03 12:51:24
○ 2026-07-24 15:38:10
○ 2026-08-07 03:00:02
○MXjetbluechallenge.com2015-06-27 → 2020-03-03 · 4 obs
● 2020-03-03 12:51:24
○ 2026-07-24 15:38:10
○ 2026-08-07 03:00:02
○MXmx00.1and1.com2016-03-06 → 2020-03-03 · 5 obs
● 2016-03-06 14:22:12
● 2020-03-03 12:51:24
○ 2026-07-24 15:38:10
○ 2026-08-07 03:00:02
○MXmx01.1and1.com2015-06-27 → 2020-03-03 · 4 obs
● 2020-03-03 12:51:24
○ 2026-07-24 15:38:10
○ 2026-08-07 03:00:02
●A160.16.131.1922026-07-24 → 2026-08-07 · 3 obs
● 2026-07-24 15:38:10
● 2026-08-07 03:00:02
○A2607:f1c0:824:5500::a5:5e4b2016-03-06 → 2020-03-03 · 5 obs
● 2016-03-06 14:22:12
● 2020-03-03 12:51:24
○ 2026-07-24 15:38:10
○ 2026-08-07 03:00:02
○A74.208.144.1162015-06-27 → 2020-03-03 · 4 obs
● 2020-03-03 12:51:24
○ 2026-07-24 15:38:10
○ 2026-08-07 03:00:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net... | - |
| jetbluechallenge.com | dns01.muumuu-domain.com, dns02.muumuu-domain.com | 2 records |
✅ Authoritative Response
Server:160.251.249.62
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jetbluechallenge.com (unsigned zone)
⏱️ Timing
Total: 1080ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.16.131.192 |
| NS | 2 | dns01.muumuu-domain.com, dns02.muumuu-domain.com |
| SOA | 1 | dns01.muumuu-domain.com postmaster.jetbl |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns01.muumuu-domain.com, dns02.muumuu-domain.com)
Analysis
IP Addresses
jetbluechallenge.com resolves to one IP address: 160.16.131.192.
aptforu.com, lpkits.com, highheelstohiking.com and two other host names share IP numbers with jetbluechallenge.com.
Name Servers
jetbluechallenge.com has two authoritative name servers — dns01.muumuu-domain.com and dns02.muumuu-domain.com.
jetbluechallenge.com uses the same name servers as several other domains — among them gin-s.com, otayorikoubou.com, progeigo.org and two more.
jetbluechallenge.com shares at least some of its name servers with other domains, including xai.jp, krhh.net, okepi.jp and two others.
dns01.muumuu-domain.com and dns02.muumuu-domain.com each resolve to one IP number: dns01.muumuu-domain.com points to 202.239.23.39 and dns02.muumuu-domain.com points to 160.251.249.62.