sendgrid.jp - robtex.com
sendgrid.jp
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1771290902 | ||||||
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSns1.markmonitor.com2026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 21:40:48
● 2026-03-02 03:50:34
●NSns2.markmonitor.com2026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 21:40:48
● 2026-03-02 03:50:34
●NSns3.markmonitor.com2026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 21:40:48
● 2026-03-02 03:50:34
●NSns4.markmonitor.com2026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 21:40:48
● 2026-03-02 03:50:34
○NSpdns01.domaincontrol.com2015-05-22 → 2017-02-15 · 4 obs
● 2017-02-15 14:52:48
○ 2026-02-15 21:40:48
○ 2026-03-02 03:50:34
○NSpdns02.domaincontrol.com2015-05-22 → 2017-02-15 · 4 obs
● 2017-02-15 14:52:48
○ 2026-02-15 21:40:48
○ 2026-03-02 03:50:34
○MXmailstore1.secureserver.net2015-05-22 → 2026-02-17 · 4 obs
● 2026-02-17 07:49:46
○ 2026-02-17 12:57:56
○ 2026-03-02 03:50:34
○MXsmtp.secureserver.net2015-05-22 → 2026-02-17 · 4 obs
● 2026-02-17 07:49:46
○ 2026-02-17 12:57:56
○ 2026-03-02 03:50:34
○A174.36.32.2032015-05-22 → 2017-02-15 · 4 obs
● 2017-02-15 14:52:48
○ 2026-02-15 21:40:48
○ 2026-03-02 03:50:34
●A99.83.176.462026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 21:40:48
● 2026-03-02 03:50:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, b.dns.jp, a.dns.jp, g.dns.jp... | - |
| sendgrid.jp | ns2.markmonitor.com, ns4.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com | - |
✅ Authoritative Response
Server: 149.112.160.1
NS records: ns2.markmonitor.com, ns4.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sendgrid.jp (unsigned zone)
⏱️ Timing
Total: 1473ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 99.83.176.46 |
| NS | 4 | ns4.markmonitor.com, ns1.markmonitor.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
Analysis
IP Addresses
sendgrid.jp points to a single IP: 99.83.176.46.
Other host names, for instance kudomobile.biz, metlifealico.com.br, statefarmbank.us, tictale.tv and telegraph-talk.org.uk share IP numbers with sendgrid.jp.
Name Servers
sendgrid.jp's delegation is handled by four name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com.
sendgrid.jp partially shares name servers with other domains; examples include ribose.name, lithiachryslerhelena.com, ppworld.ai, spinnaker.app and spreadsheetuser.com.
These name servers are commonly used with ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Host names with two IPs:
ns1.markmonitor.com points to 2620:10a:80a8::1 and 149.112.160.1
ns2.markmonitor.com points to 2001:67c:10b8::1 and 176.97.158.1
ns3.markmonitor.com points to 2620:10a:80a9::1 and 149.112.161.1
ns4.markmonitor.com points to 2001:67c:1bc::1 and 192.174.68.1