grenz.jp - robtex.com

grenz.jp

DNSSEC⚠️ Not signed
A219.94.128.143🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww903.sakura.ne.jp
NSns1.value-domain.com ⭐
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.value-domain.com
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns3.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(20)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(20)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXaspmx2.googlemail.com(30)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXaspmx3.googlemail.com(30)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
MXaspmx4.googlemail.com(30)
A2607:f8b0:4023:3003::1b🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f27.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXaspmx5.googlemail.com(30)
A2607:f8b0:4003:c4a::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f27.1e100.net
A142.251.96.27🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f27.1e100.net
TXTv=spf1 include:_spf.google.com ~all
TXTgoogle-site-verification=IWa6NZq_FGQEmioq3e_blCVIWF0-DgEIu-kMdr1SyNM
SOAns1.value-domain.comhostmaster@grenz.jp 2025-11-16 #16

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1773558003

Same first word

grenz.net
grenz.org
grenz.jp
grenz.land
grenz.nl
grenz.biz
grenz.shopping

Similar names

ergzn.com
zgren.com.cn
engrz.com
znerg.com
zergn.com
zgren.cn
gzren.cn
znger.com
geznr.cfd
zengr.com
gzren.com.cn
nregz.com
ezgrn.com
grzen.org

DNS History

17 records (11 active, 6 former)

20162017201820192020202120222023202420252026NSns1.value-domain.comns2.value-domain.comns3.value-domain.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA219.94.128.143110.5.58.246180.21.209.230183.76.165.22183.76.190.154183.76.192.26183.77.73.1
●NSns1.value-domain.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●NSns2.value-domain.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●NSns3.value-domain.com2026-03-23 → 2026-03-23 · 2 obs
○ 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●MXalt1.aspmx.l.google.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●MXalt2.aspmx.l.google.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●MXaspmx.l.google.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●MXaspmx2.googlemail.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●MXaspmx3.googlemail.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●MXaspmx4.googlemail.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
●MXaspmx5.googlemail.com2015-05-14 → 2026-03-23 · 2 obs
● 2015-05-14 11:48:30
● 2026-03-23 01:57:44
○A110.5.58.2462016-03-26 → 2016-03-26 · 4 obs
○ 2015-12-22 16:31:52
● 2016-03-26 01:24:30
○ 2016-09-09 07:29:08
○ 2026-03-23 01:57:44
○A180.21.209.2302015-05-14 → 2015-05-14 · 3 obs
● 2015-05-14 11:48:30
○ 2015-10-20 04:22:10
○ 2026-03-23 01:57:44
○A183.76.165.222015-10-20 → 2015-10-20 · 4 obs
○ 2015-05-14 11:48:30
● 2015-10-20 04:22:10
○ 2015-12-22 16:31:52
○ 2026-03-23 01:57:44
○A183.76.190.1542016-12-20 → 2016-12-20 · 3 obs
○ 2016-09-09 07:29:08
● 2016-12-20 00:32:38
○ 2026-03-23 01:57:44
○A183.76.192.262015-12-22 → 2015-12-22 · 4 obs
○ 2015-10-20 04:22:10
● 2015-12-22 16:31:52
○ 2016-03-26 01:24:30
○ 2026-03-23 01:57:44
○A183.77.73.12016-09-09 → 2016-09-09 · 4 obs
○ 2016-03-26 01:24:30
● 2016-09-09 07:29:08
○ 2016-12-20 00:32:38
○ 2026-03-23 01:57:44
●A219.94.128.1432026-03-23 → 2026-03-23 · 2 obs
○ 2016-12-20 00:32:38
● 2026-03-23 01:57:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpc.dns.jp, a.dns.jp, g.dns.jp, e.dns.jp...-
grenz.jpns3.value-domain.com, ns2.value-domain.com, ns1.value-domain.com-

✅ Authoritative Response

Server:172.64.53.115

NS records: ns3.value-domain.com, ns2.value-domain.com, ns1.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grenz.jp (unsigned zone)

⏱️ Timing

Total: 683ms | Queries: -

📄 Records

TypeCountSample Data
A1219.94.128.143
NS2ns1.value-domain.com, ns2.value-domain.com
MX7aspmx5.googlemail.com (pri: 30), aspmx4.googlemail.com (pri: 30)...
TXT2v=spf1 include:_spf.google.com ~all, google-site-verification=IWa6NZq_FGQEmio
SOA1ns1.value-domain.com hostmaster.grenz.jp

Analysis

IP Addresses

grenz.jp resolves to a single IP: 219.94.128.143.

Other host names, for instance mrpat.jp, palmsilk.com, 19boxrec.com, dagashi.websozai.jp and 1485.co.jp share IP numbers with grenz.jp.

Name Servers

grenz.jp delegates to three name servers: ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com.

grenz.jp shares some name servers with other domains, for example mirai-link.jp, xn--qckua0a6731bpycm30bef8csfb.net, mk-fam.com, n-bcom.com and ho-eisystem.com.

These name servers are commonly used with ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com, ns12.value-domain.com and ns13.value-domain.com.

Host names with two IPs: ns1.value-domain.com points to 172.64.52.38 and 172.64.52.161; ns2.value-domain.com points to 172.64.53.3 and 172.64.53.115; ns3.value-domain.com points to 172.64.52.38 and 172.64.52.161. Names pointing to 172.64.52.38: ns1.value-domain.com and ns3.value-domain.com. Names pointing to 172.64.52.161: ns1.value-domain.com and ns3.value-domain.com.

Mail Servers

grenz.jp is handled by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

grenz.jp shares some mail servers with other domains, at least partially; for instance jit.hk, ns500699.ns500693.ns500693.ns500699.ns500734.ns500693.ns500734.ns500699.ns500699.ns500588.ns500699.ns500588.ns500588.ns500588.ns500632.ns500588.dtrkdll.com, ns500693.ns500693.ns500734.ns500699.ns500734.ns500693.ns500699.ns500699.ns500588.ns500693.ns500632.ns500588.ns500588.ns500612.ns500588.ns500578.ns500110.dtrkdll.com, volpio.com and ns500759.ns500698.ns500758.ns500698.ns500735.ns500735.ns500735.ns500698.ns500735.ns500735.ns500698.ns500698.ns500619.ns500698.ns500576.ns500619.ns500576.trackreceptor.com.

these mail servers are commonly used alongside alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IP numbers:

aspmx2.googlemail.com points to: 2607:f8b0:4023:2801::1b and 192.178.128.27; aspmx3.googlemail.com points to: 2607:f8b0:4023:1015::1b and 172.253.135.26; aspmx4.googlemail.com points to: 2607:f8b0:4023:3003::1b and 172.253.145.26; aspmx5.googlemail.com points to: 2607:f8b0:4003:c4a::1b and 142.251.96.27; aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 172.253.62.27; alt1.aspmx.l.google.com points to: 2607:f8b0:4003:c30::1b and 74.125.27.26; alt2.aspmx.l.google.com points to: 2607:f8b0:4001:c70::1a and 192.178.209.26.