zerosumu.com - robtex.com
zerosumu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 75.2.60.5🇺🇸 Amazon75.2.60.0/24 Prod | ||||||
| PTR | acd89244c803f7181.awsglobalaccelerator.com | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | zerosumu.com ⭐ | ||||||
| A | 75.2.60.5🇺🇸 Amazon75.2.60.0/24 Prod | ||||||
| PTR | acd89244c803f7181.awsglobalaccelerator.com | ||||||
| TXT | facebook-domain-verification=yd0aifd2ciz8jhxhels8iya1gjlvso | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1764301042 | ||||||
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=1774513307 | ||||||
MX for
zerosumu.com |
Same first word
zerosumu.com |
DNS History
12 records (6 active, 6 former)
●NS01.dnsv.jp2026-03-13 → 2026-03-26 · 3 obs
● 2026-03-13 00:40:06
● 2026-03-26 08:45:50
●NS02.dnsv.jp2026-03-13 → 2026-03-26 · 3 obs
● 2026-03-13 00:40:06
● 2026-03-26 08:45:50
●NS03.dnsv.jp2026-03-13 → 2026-03-26 · 3 obs
● 2026-03-13 00:40:06
● 2026-03-26 08:45:50
●NS04.dnsv.jp2026-03-13 → 2026-03-26 · 3 obs
● 2026-03-13 00:40:06
● 2026-03-26 08:45:50
○NSns1.xserver.jp2018-07-07 → 2018-07-07 · 4 obs
● 2018-07-07 01:00:40
○ 2026-03-13 00:40:06
○ 2026-03-26 08:45:50
○NSns2.xserver.jp2018-07-07 → 2018-07-07 · 4 obs
● 2018-07-07 01:00:40
○ 2026-03-13 00:40:06
○ 2026-03-26 08:45:50
○NSns3.xserver.jp2018-07-07 → 2018-07-07 · 4 obs
● 2018-07-07 01:00:40
○ 2026-03-13 00:40:06
○ 2026-03-26 08:45:50
○NSns4.xserver.jp2018-07-07 → 2018-07-07 · 4 obs
● 2018-07-07 01:00:40
○ 2026-03-13 00:40:06
○ 2026-03-26 08:45:50
○NSns5.xserver.jp2018-07-07 → 2018-07-07 · 4 obs
● 2018-07-07 01:00:40
○ 2026-03-13 00:40:06
○ 2026-03-26 08:45:50
●MXzerosumu.com2018-07-07 → 2026-03-26 · 2 obs
● 2026-03-26 08:45:50
○A157.112.152.602018-07-07 → 2018-07-07 · 4 obs
● 2018-07-07 01:00:40
○ 2026-03-13 00:40:06
○ 2026-03-26 08:45:50
●A75.2.60.52026-03-13 → 2026-03-26 · 3 obs
● 2026-03-13 00:40:06
● 2026-03-26 08:45:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| zerosumu.com | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.32.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zerosumu.com (unsigned zone)
⏱️ Timing
Total: 924ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 75.2.60.5 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | zerosumu.com (pri: 100) |
| TXT | 1 | facebook-domain-verification=yd0aifd2ciz |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Mail Server Role
zerosumu.com is the mail server for zerosumu.com.
IP Addresses
zerosumu.com resolves to a single IP: 75.2.60.5.
Other host names, for instance petuniversity.com, glenlong.com, halfempty.com.cdn.cloudflare.net, threerivers.church and adriamania.hu share IP numbers with zerosumu.com.
Name Servers
zerosumu.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
zerosumu.com shares some name servers with other domains, for example r-h.co, kanashoku-group.com, syouchikuya.com, jpaa-soudan.jp and esyouji.jp.
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
One mail server handles zerosumu.com.