null.inc - robtex.com

null.inc

DNSSEC⚠️ Not signed
A183.90.235.17πŸ‡―πŸ‡΅ XSERVER-AS183.90.224.0/20 XSERVER Inc.
PTRsv156.xbiz.ne.jp
NSns1.xbiz.ne.jp ⭐
A157.112.182.247πŸ‡―πŸ‡΅ XSERVER-AS157.112.176.0/21 XSERVER Inc.
PTRns1.xbiz.ne.jp
NSns2.xbiz.ne.jp
A35.76.79.244πŸ‡―πŸ‡΅ Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xbiz.ne.jp
NSns3.xbiz.ne.jp
A157.112.191.237πŸ‡―πŸ‡΅ XSERVER-AS157.112.184.0/21 XSERVER Inc.
PTRns3.xbiz.ne.jp
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c08::1aπŸ‡ΊπŸ‡Έ Google2607:f8b0:4004::/48
PTRbi-in-f26.1e100.net
A64.233.180.27πŸ‡ΊπŸ‡Έ Google64.233.180.0/24
PTRon-in-f27.1e100.net
PTRpe-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1bπŸ‡¨πŸ‡± Google2800:3f0:4003::/48
A108.177.123.26πŸ‡ΊπŸ‡Έ Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4023:3003::1aπŸ‡ΊπŸ‡Έ Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.27πŸ‡ΊπŸ‡Έ Google172.253.145.0/24
PTRyulnkjt-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1aπŸ‡¬πŸ‡§ Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26πŸ‡ΊπŸ‡Έ Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1bπŸ‡§πŸ‡ͺ Google2a00:1450:400c::/48
PTRws-in-f27.1e100.net
PTRws-in-x1b.1e100.net
A173.194.76.26πŸ‡ΊπŸ‡Έ Google173.194.76.0/24
PTRws-in-f26.1e100.net
TXTv=spf1 +a:sv156.xbiz.ne.jp +a:null.inc +mx include:spf.sender.xserver.jp ~all
SOAns1.xbiz.ne.jproot@xbiz.ne.jp serial=0

inc

DNSSECπŸ”’ Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.nic.inc
NSb.nic.inc
NSc.nic.inc
NSd.nic.inc
SOAns0.centralnic.nethostmaster@centralnic.net serial=1780309090

Same first word

Similar names

DNS History

9 records (9 active, 0 former)

NSns1.xbiz.ne.jpns2.xbiz.ne.jpns3.xbiz.ne.jpMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA183.90.235.17
●NSns1.xbiz.ne.jp2026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30
●NSns2.xbiz.ne.jp2026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30
●NSns3.xbiz.ne.jp2026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30
●MXalt1.aspmx.l.google.com2026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30
●MXalt2.aspmx.l.google.com2026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30
●MXalt3.aspmx.l.google.com2026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30
●MXalt4.aspmx.l.google.com2026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30
●MXaspmx.l.google.com2026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30
●A183.90.235.172026-05-30 β†’ 2026-06-01 Β· 2 obs
● 2026-05-30 03:12:38
● 2026-06-01 10:30:30

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
inca.nic.inc, b.nic.inc, c.nic.inc, d.nic.inc8 records
null.incns2.xbiz.ne.jp, ns1.xbiz.ne.jp, ns3.xbiz.ne.jp-

βœ… Authoritative Response

Server:35.76.79.244

NS records: ns2.xbiz.ne.jp, ns1.xbiz.ne.jp, ns3.xbiz.ne.jp

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for null.inc (unsigned zone)

⏱️ Timing

Total: 1308ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A1183.90.235.17
NS3ns1.xbiz.ne.jp, ns3.xbiz.ne.jp...
MX5alt1.aspmx.l.google.com (pri: 5), alt3.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 +a:sv156.xbiz.ne.jp +a:null.inc +
SOA1ns1.xbiz.ne.jp root.xbiz.ne.jp

πŸ“Œ Glue Records Collected

Total: 8

In-bailiwick: 8 (a.nic.inc, b.nic.inc, c.nic.inc...)

Analysis

IP Addresses

null.inc resolves to just one IP address, 183.90.235.17.

Two other host names, along with hanasawa.com, uonofukushikai.or.jp and www.asama-shoji.co.jp, also share IP numbers with null.inc.

Name Servers

The authoritative name servers for null.inc are ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp β€” three in total.

null.inc shares at least some of its name servers with other domains, including uogashizushi.co.jp, fuku-ot.org, harikan.net and two others.

The hostnames ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp each resolve to a single IP: ns1.xbiz.ne.jp β†’ 157.112.182.247, ns2.xbiz.ne.jp β†’ 35.76.79.244, ns3.xbiz.ne.jp β†’ 157.112.191.237.

Mail Servers

The MX records for null.inc point to 5 mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between null.inc and other domains, including alternetsoft.com, ns500731.ns500742.ns500731.ns500742.ns500704.ns500742.ns500705.ns500671.ns500649.ns500666.ns500291.ns500291.ns500131.lustychickser.com, ns500698.ns500759.ns500759.ns500759.ns500758.ns500735.ns500735.ns500735.ns500735.ns500736.ns500735.ns500698.ns500619.ns500576.ns500619.ns500619.trackreceptor.com and two others.

alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and three other mail servers are commonly used together with these mail servers.

Host names that have two IP addresses:

aspmx.l.google.com directs traffic to 64.233.180.27 and 2607:f8b0:4004:c08::1a.

alt1.aspmx.l.google.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.145.27 and 2607:f8b0:4023:3003::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 173.194.76.26 and 2a00:1450:400c:c00::1b.