hostmaster.systemu.com - robtex.com

hostmaster.systemu.com

DNSSEC⚠️ Not signed
A2600:3c03::f03c:95ff:fe00:29ca🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
A2600:3c03::f03c:95ff:fe91:5d52🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
A2600:3c03::f03c:95ff:feed:4d4f🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
A2600:3c03::f03c:95ff:feed:cf2a🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
A45.33.83.100🇺🇸 AKAMAI-LINODE-AP45.33.64.0/19 Akamai Technologies
A45.79.167.180🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies
A66.175.209.179🇺🇸 AKAMAI-LINODE-AP66.175.208.0/21 Akamai Technologies
A96.126.111.165🇺🇸 AKAMAI-LINODE-AP96.126.104.0/21 Akamai Technologies
NSdamao.ns.giantpanda.com ⭐
A3.33.232.36🇺🇸 Amazon3.33.224.0/20
PTRab9e1958095d04f26.awsglobalaccelerator.com
MXmail.mailerhost.net ⭐
A5.161.133.13🇺🇸 HETZNER-CLOUD2-AS5.161.133.0/24
PTRmail.mailerhost.net
A161.35.84.83🇳🇱 DIGITALOCEAN161.35.80.0/20 DigitalOcean
PTRmail.mailerhost.net
TXTv=spf1 ip6:fd43:c0d1:c090::/48 -all
SOAdamao.ns.giantpanda.comadmin@giantpanda.com 2013-02-04 #1

systemu.com

DNSSEC⚠️ Not signed
A2600:3c03::f03c:95ff:fe00:29ca🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
A2600:3c03::f03c:95ff:fe91:5d52🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
A2600:3c03::f03c:95ff:feed:4d4f🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
A2600:3c03::f03c:95ff:feed:cf2a🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies
A45.33.83.100🇺🇸 AKAMAI-LINODE-AP45.33.64.0/19 Akamai Technologies
A45.79.167.180🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies
A66.175.209.179🇺🇸 AKAMAI-LINODE-AP66.175.208.0/21 Akamai Technologies
A96.126.111.165🇺🇸 AKAMAI-LINODE-AP96.126.104.0/21 Akamai Technologies
NSdamao.ns.giantpanda.com ⭐ ⚠️ Not in zone NS records
NSyangguang.ns.giantpanda.com ⚠️ Not in zone NS records
MXmail.mailerhost.net ⭐
TXTv=spf1 ip6:fd43:c0d1:c090::/48 -all
SOAdamao.ns.giantpanda.comadmin@giantpanda.com 2013-02-04 #1

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DNS History

21 records (10 active, 11 former)

20162017201820192020202120222023202420252026NSdamao.ns.giantpanda.comMXmail.mailerhost.netA2600:3c03::f03c:95ff:fe00:29ca2600:3c03::f03c:95ff:fe91:5d522600:3c03::f03c:95ff:feed:4d4f2600:3c03::f03c:95ff:feed:cf2a45.33.83.10045.79.167.18066.175.209.17996.126.111.165139.162.174.209139.162.181.76172.104.149.86172.104.203.186172.104.251.1982a01:7e01::2000:dff:fec1:5cdb2a01:7e01::f03c:95ff:fe00:26922a01:7e01::f03c:95ff:fe91:5d912a01:7e01::f03c:95ff:feeb:9d4b2a01:7e01::f03c:95ff:feed:783e50.63.202.104
●NSdamao.ns.giantpanda.com2026-03-26 → 2026-04-13 · 2 obs
● 2026-03-26 23:46:40
● 2026-04-13 14:55:16
●MXmail.mailerhost.net2026-03-26 → 2026-04-13 · 2 obs
● 2026-03-26 23:46:40
● 2026-04-13 14:55:16
○A139.162.174.2092026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
○A139.162.181.762026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
○A172.104.149.862026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
○A172.104.203.1862026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
○A172.104.251.1982026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
●A2600:3c03::f03c:95ff:fe00:29ca2026-04-03 → 2026-04-13 · 5 obs
○ 2026-03-30 14:08:08
● 2026-04-03 17:16:08
○ 2026-04-04 07:59:10
● 2026-04-13 14:55:14
● 2026-04-13 14:55:16
●A2600:3c03::f03c:95ff:fe91:5d522026-03-30 → 2026-04-13 · 7 obs
○ 2026-03-26 23:46:40
● 2026-03-30 10:21:36
○ 2026-03-30 14:08:08
● 2026-04-03 17:16:08
○ 2026-04-04 07:59:10
● 2026-04-13 14:55:14
● 2026-04-13 14:55:16
●A2600:3c03::f03c:95ff:feed:4d4f2026-03-30 → 2026-04-13 · 7 obs
○ 2026-03-26 23:46:40
● 2026-03-30 10:21:36
○ 2026-03-30 14:08:08
● 2026-04-03 17:16:08
○ 2026-04-04 07:59:10
● 2026-04-13 14:55:14
● 2026-04-13 14:55:16
●A2600:3c03::f03c:95ff:feed:cf2a2026-04-03 → 2026-04-13 · 5 obs
○ 2026-03-30 14:08:08
● 2026-04-03 17:16:08
○ 2026-04-04 07:59:10
● 2026-04-13 14:55:14
● 2026-04-13 14:55:16
○A2a01:7e01::2000:dff:fec1:5cdb2026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
○A2a01:7e01::f03c:95ff:fe00:26922026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
○A2a01:7e01::f03c:95ff:fe91:5d912026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
○A2a01:7e01::f03c:95ff:feeb:9d4b2026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
○A2a01:7e01::f03c:95ff:feed:783e2026-03-26 → 2026-04-04 · 8 obs
○ 2016-06-27 10:13:00
● 2026-03-26 23:46:40
○ 2026-03-30 10:21:36
● 2026-03-30 14:08:08
○ 2026-04-03 17:16:08
● 2026-04-04 07:59:10
○ 2026-04-13 14:55:14
○ 2026-04-13 14:55:16
●A45.33.83.1002026-04-03 → 2026-04-13 · 5 obs
○ 2026-03-30 14:08:08
● 2026-04-03 17:16:08
○ 2026-04-04 07:59:10
● 2026-04-13 14:55:14
● 2026-04-13 14:55:16
●A45.79.167.1802026-04-03 → 2026-04-13 · 5 obs
○ 2026-03-30 14:08:08
● 2026-04-03 17:16:08
○ 2026-04-04 07:59:10
● 2026-04-13 14:55:14
● 2026-04-13 14:55:16
○A50.63.202.1042015-06-28 → 2016-06-27 · 4 obs
● 2015-06-28 04:36:50
● 2016-06-27 10:13:00
○ 2026-03-26 23:46:40
○ 2026-04-13 14:55:16
●A66.175.209.1792026-03-30 → 2026-04-13 · 7 obs
○ 2026-03-26 23:46:40
● 2026-03-30 10:21:36
○ 2026-03-30 14:08:08
● 2026-04-03 17:16:08
○ 2026-04-04 07:59:10
● 2026-04-13 14:55:14
● 2026-04-13 14:55:16
●A96.126.111.1652026-03-30 → 2026-04-13 · 7 obs
○ 2026-03-26 23:46:40
● 2026-03-30 10:21:36
○ 2026-03-30 14:08:08
● 2026-04-03 17:16:08
○ 2026-04-04 07:59:10
● 2026-04-13 14:55:14
● 2026-04-13 14:55:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
systemu.comdamao.ns.giantpanda.com, yangguang.ns.giantpanda.com2 records

✅ Authoritative Response

Server:3.33.232.36

NS records: damao.ns.giantpanda.com, yangguang.ns.giantpanda.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for systemu.com (unsigned zone)

⏱️ Timing

Total: 152ms | Queries: -

📄 Records

TypeCountSample Data
A445.33.83.100, 66.175.209.179...
AAAA42600:3c03::f03c:95ff:feed:4d4f, 2600:3c03::f03c:95ff:fe00:29ca...
MX1mail.mailerhost.net (pri: 1)
TXT1v=spf1 ip6:fd43:c0d1:c090::/48 -all
SOA1damao.ns.giantpanda.com admin.giantpanda

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (damao.ns.giantpanda.com, yangguang.ns.giantpanda.com)

Analysis

IP Addresses

hostmaster.systemu.com resolves to eight IP numbers: 2600:3c03::f03c:95ff:fe00:29ca, 2600:3c03::f03c:95ff:fe91:5d52, 2600:3c03::f03c:95ff:feed:4d4f, 2600:3c03::f03c:95ff:feed:cf2a, 45.33.83.100, 45.79.167.180, 66.175.209.179 and 96.126.111.165.

Other host names such as razorback.com, dictionarykids.com, seslistar.com.com, hipnoterapijogja.com.com and greenapp.it share IP numbers with hostmaster.systemu.com.

Name Servers

hostmaster.systemu.com is delegated to a single name server, damao.ns.giantpanda.com.

hostmaster.systemu.com uses the same name server setup as other domains, including machine249.idid.com, www.ma(0x736578).com, mail.cakeandmore.com, www.chefchaouen.com and gregh.microhouse.com.

At least part of the name servers for hostmaster.systemu.com are shared with other domains, for instance humanbeing.com, netmemo.com, nullmx.asthetic.com, orientalhealth.com and dgsnd.com.

These name servers are commonly used with yangguang.ns.giantpanda.com, lunlun.ns.giantpanda.com, yangyang.ns.giantpanda.com and xinxin.ns.giantpanda.com.

Host damao.ns.giantpanda.com points to IP 3.33.232.36.

Mail Servers

The mail server for hostmaster.systemu.com is mail.mailerhost.net.

hostmaster.systemu.com uses the same mail server setup as other domains, for instance nsir.com, hostmaster.lunchmaster.com, palword.com, americancolor.com and worldmine.com.

Hostname mail.mailerhost.net resolves to two IPs: 5.161.133.13 and 161.35.84.83.