3backs.com - robtex.com
3backs.com
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=1778631446 | ||||||
Previously NS for
3backs.com |
Same first word
3backs.com |
DNS History
17 records (9 active, 8 former)
○NS3backs.com2015-06-01 → 2020-03-07 · 4 obs
● 2020-03-07 00:47:14
○ 2026-03-12 11:05:24
○ 2026-05-13 00:19:10
○NSdns01.muumuu-domain.com2015-06-01 → 2020-03-07 · 4 obs
● 2020-03-07 00:47:14
○ 2026-03-12 11:05:24
○ 2026-05-13 00:19:10
○NSdns02.muumuu-domain.com2015-06-01 → 2020-03-07 · 4 obs
● 2020-03-07 00:47:14
○ 2026-03-12 11:05:24
○ 2026-05-13 00:19:10
●NSns1.xbiz.ne.jp2026-03-12 → 2026-05-13 · 3 obs
● 2026-03-12 11:05:24
● 2026-05-13 00:19:10
●NSns2.xbiz.ne.jp2026-03-12 → 2026-05-13 · 3 obs
● 2026-03-12 11:05:24
● 2026-05-13 00:19:10
●NSns3.xbiz.ne.jp2026-03-12 → 2026-05-13 · 3 obs
● 2026-03-12 11:05:24
● 2026-05-13 00:19:10
●MXalt1.aspmx.l.google.com2015-06-01 → 2026-05-13 · 2 obs
● 2026-05-13 00:19:10
●MXalt2.aspmx.l.google.com2015-06-01 → 2026-05-13 · 2 obs
● 2026-05-13 00:19:10
●MXalt3.aspmx.l.google.com2026-03-12 → 2026-05-13 · 3 obs
● 2026-03-12 11:05:24
● 2026-05-13 00:19:10
●MXalt4.aspmx.l.google.com2026-03-12 → 2026-05-13 · 3 obs
● 2026-03-12 11:05:24
● 2026-05-13 00:19:10
●MXaspmx.l.google.com2015-06-01 → 2026-05-13 · 2 obs
● 2026-05-13 00:19:10
○MXaspmx2.googlemail.com2015-06-01 → 2020-03-07 · 4 obs
● 2020-03-07 00:47:14
○ 2026-03-12 11:05:24
○ 2026-05-13 00:19:10
○MXaspmx3.googlemail.com2015-06-01 → 2020-03-07 · 4 obs
● 2020-03-07 00:47:14
○ 2026-03-12 11:05:24
○ 2026-05-13 00:19:10
○A157.7.107.1112017-03-16 → 2017-03-16 · 4 obs
● 2017-03-16 08:02:20
○ 2020-03-07 00:47:14
○ 2026-05-13 00:19:10
○A157.7.107.2072020-03-07 → 2020-03-07 · 4 obs
● 2020-03-07 00:47:14
○ 2026-03-12 11:05:24
○ 2026-05-13 00:19:10
●A183.90.231.42026-03-12 → 2026-05-13 · 3 obs
● 2026-03-12 11:05:24
● 2026-05-13 00:19:10
○A210.172.144.1562015-06-01 → 2016-07-03 · 4 obs
● 2016-07-03 18:58:14
○ 2017-03-16 08:02:20
○ 2026-05-13 00:19:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net... | - |
| 3backs.com | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | - |
✅ Authoritative Response
Server:157.112.182.247
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3backs.com (unsigned zone)
⏱️ Timing
Total: 906ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.231.4 |
| NS | 3 | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 5 | alt4.aspmx.l.google.com (pri: 10), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | v=spf1 +a:sv203.xbiz.ne.jp +a:3backs.com, google-site-verification=k_kcNaP89VlvLep |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
Analysis
IP Addresses
3backs.com points to a single IP number: 183.90.231.4.
Other host names, for instance i-kaigo21.jp, odakyu-highway.jp, iryou21.jp, posillipo-cucina.jp and mail.iryou21.net share IP numbers with 3backs.com.
Name Servers
The delegation for 3backs.com is handled by three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
3backs.com at least partially shares name servers with other domains, for instance sangatuusagi.com, marion.co.jp, dtsc.jp, saintepure.co.jp and takayama-seikotsu.net.
Host names with one IP number:
ns1.xbiz.ne.jp points to 157.112.182.247.
ns2.xbiz.ne.jp points to 35.76.79.244.
ns3.xbiz.ne.jp points to 157.112.191.237.
Mail Servers
3backs.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
3backs.com shares mail servers with other domains at least in part, for instance ns500759.ns500698.ns500698.ns500698.ns500698.ns500736.ns500736.ns500735.ns500735.ns500736.ns500735.ns500708.ns500698.ns500576.ns500576.ns500619.ns500576.trackreceptor.com, humaramovie.com, ns500742.ns500754.ns500742.ns500754.ns500754.ns500704.ns500704.ns500704.ns500705.ns500671.ns500291.ns500291.ns500291.ns500291.ns500291.ns500131.lustychickser.com, ns500758.ns500758.ns500759.ns500758.ns500758.ns500758.ns500698.ns500736.ns500735.ns500698.ns500576.ns500708.ns500698.ns500652.ns500576.ns500576.trackreceptor.com and ns500758.ns500698.ns500759.ns500736.ns500736.ns500736.ns500735.ns500735.ns500698.ns500708.ns500708.ns500619.ns500652.ns500576.trackreceptor.com.
These mail servers are often used with aspmx3.googlemail.com, aspmx2.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c09::1b and 192.178.218.26.
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.27.
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.26.
alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.26.
alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27.