kentacobayashi.com - robtex.com

kentacobayashi.com

DNSSEC⚠️ Not signed
A66.6.44.4🇺🇸 Automattic66.6.44.0/24 TUMBLR
A174.129.25.170🇺🇸 Amazon174.129.0.0/16 Execution Services
NS01.dnsv.jp ⭐
A2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.
PTR01.dnsv.jp
A157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.
PTR01.dnsv.jp
NS02.dnsv.jp
A157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.
PTR02.dnsv.jp
NS03.dnsv.jp
A2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.
PTR03.dnsv.jp
A157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.
PTR03.dnsv.jp
NS04.dnsv.jp
A2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.
PTR04.dnsv.jp
A157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.
PTR04.dnsv.jp
MXsmtp.google.com ⭐
A2607:f8b0:4023:c06::1a🇺🇸 Google2607:f8b0::/32
PTRdz-in-f26.1e100.net
A2607:f8b0:4023:c0b::1a🇺🇸 Google2607:f8b0::/32
PTRdd-in-f26.1e100.net
A2607:f8b0:4023:c0b::1b🇺🇸 Google2607:f8b0::/32
PTRdd-in-f27.1e100.net
A2607:f8b0:4023:c0d::1b🇺🇸 Google2607:f8b0::/32
PTRdl-in-f27.1e100.net
A142.250.101.27🇺🇸 Google142.250.101.0/24
PTRdz-in-f27.1e100.net
A142.250.141.26🇺🇸 Google142.250.141.0/24
PTRdd-in-f26.1e100.net
A142.250.141.27🇺🇸 Google142.250.141.0/24
PTRdd-in-f27.1e100.net
A142.251.2.26🇺🇸 Google142.251.2.0/24
PTRdl-in-f26.1e100.net
A142.251.2.27🇺🇸 Google142.251.2.0/24
PTRdl-in-f27.1e100.net
MXyogkbzlvnxmdlylkqfnprh3r7jm7zhw3ipugxsm426ehg4tor5ha.mx-verification.google.com(15)
SOA01.dnsv.jphostmaster@dnsv.jp serial=1768803134

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778338381

Same first word

kentacobayashi.com

DNS History

9 records (8 active, 1 former)

20162017201820192020202120222023202420252026NS01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpMXsmtp.google.comyogkbzlvnxmdlylkqfnprh3r7jm7zhw3ipugxsm426ehg4tor5ha.mx-verification.google.comA174.129.25.17066.6.44.4133.242.208.169
●NS01.dnsv.jp2015-05-18 → 2026-05-09 · 2 obs
● 2015-05-18 13:22:00
● 2026-05-09 15:02:10
●NS02.dnsv.jp2015-05-18 → 2026-05-09 · 2 obs
● 2015-05-18 13:22:00
● 2026-05-09 15:02:10
●NS03.dnsv.jp2015-05-18 → 2026-05-09 · 2 obs
● 2015-05-18 13:22:00
● 2026-05-09 15:02:10
●NS04.dnsv.jp2015-05-18 → 2026-05-09 · 2 obs
● 2015-05-18 13:22:00
● 2026-05-09 15:02:10
●MXsmtp.google.com2026-04-10 → 2026-05-09 · 2 obs
● 2026-04-10 09:03:06
● 2026-05-09 15:02:10
●MXyogkbzlvnxmdlylkqfnprh3r7jm7zhw3ipugxsm426ehg4tor5ha.mx-verification.google.com2026-04-10 → 2026-05-09 · 2 obs
● 2026-04-10 09:03:06
● 2026-05-09 15:02:10
○A133.242.208.1692015-05-18 → 2015-10-17 · 4 obs
● 2015-05-18 13:22:00
● 2015-10-17 08:39:10
○ 2016-01-16 21:37:16
○ 2026-05-09 15:02:10
●A174.129.25.1702026-04-10 → 2026-05-09 · 3 obs
○ 2016-01-16 21:37:16
● 2026-04-10 09:03:06
● 2026-05-09 15:02:10
●A66.6.44.42016-01-16 → 2026-05-09 · 3 obs
○ 2015-10-17 08:39:10
● 2016-01-16 21:37:16
● 2026-05-09 15:02:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
kentacobayashi.com01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp-

✅ Authoritative Response

Server:157.7.35.53

NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kentacobayashi.com (unsigned zone)

⏱️ Timing

Total: 937ms | Queries: -

📄 Records

TypeCountSample Data
A2174.129.25.170, 66.6.44.4
NS401.dnsv.jp, 02.dnsv.jp...
MX2smtp.google.com (pri: 1), yogkbzlvnxmdlylkqfnprh3r7jm7zhw3ipugxsm4
SOA101.dnsv.jp hostmaster.dnsv.jp

Analysis

IP Addresses

kentacobayashi.com resolves to two IP numbers: 66.6.44.4 and 174.129.25.170.

other host names including garfieldtech.com, troncolon.com, 1948london.com, bradenruddy.com and mash.me share IP numbers with kentacobayashi.com.

Name Servers

kentacobayashi.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

kentacobayashi.com at least partially shares name servers with other domains, for instance akagishokuhin.co.jp, branread.com, publications.jp, trpg-talk.net and excitegirl.com.

Host names with two IP numbers:

01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53.

03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53.

04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53.

Host names with one IP number:

02.dnsv.jp points to 157.7.33.53.

Mail Servers

Two mail servers handle kentacobayashi.com: smtp.google.com and yogkbzlvnxmdlylkqfnprh3r7jm7zhw3ipugxsm426ehg4tor5ha.mx-verification.google.com.

kentacobayashi.com shares some mail servers with other domains, at least partially, for instance quantumflow.com, novusskinstudio.com, advocacycomms.com, 1wvvco.life and pasalaproperties.com.

these mail servers are often used together with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with nine IP numbers: smtp.google.com points to 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1b, 142.250.101.27, 142.250.141.26, 142.250.141.27, 142.251.2.26 and 142.251.2.27.