hostmaster.ptr.com - dns.ninja

hostmaster.ptr.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 parent delegation
A3.33.232.36🇺🇸 Amazon3.33.224.0/20
PTRab9e1958095d04f26.awsglobalaccelerator.com
NSyangguang.ns.giantpanda.com ⚠️ Not in parent delegation
A75.2.45.63🇺🇸 Amazon75.2.32.0/20
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

ptr.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 ⭐
NSyangguang.ns.giantpanda.com
MXmail.mailerhost.net ⭐
TXTv=spf1 ip6:fd43:c0d1:c090::/48 -all
SOAdamao.ns.giantpanda.comadmin@giantpanda.com 2013-02-04 #1

Same first word

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DNS History

25 records (11 active, 14 former)

20162017201820192020202120222023202420252026NSdamao.ns.giantpanda.comyangguang.ns.giantpanda.combuy.internettraffic.comsell.internettraffic.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:783e69.172.201.15369.172.201.208
○NSbuy.internettraffic.com2015-07-20 → 2016-08-08 · 4 obs
● 2015-07-20 20:37:26
● 2016-08-08 14:02:12
○ 2026-04-08 13:09:30
○ 2026-06-05 03:00:58
●NSdamao.ns.giantpanda.com2026-04-08 → 2026-06-05 · 3 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
● 2026-06-05 03:00:58
○NSsell.internettraffic.com2015-07-20 → 2016-08-08 · 4 obs
● 2015-07-20 20:37:26
● 2016-08-08 14:02:12
○ 2026-04-08 13:09:30
○ 2026-06-05 03:00:58
●NSyangguang.ns.giantpanda.com2026-06-05 → 2026-06-05 · 3 obs
○ 2026-04-08 13:09:30
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58
●MXmail.mailerhost.net2026-04-08 → 2026-06-05 · 2 obs
● 2026-04-08 13:09:30
● 2026-06-05 03:00:58
○A139.162.174.2092026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
○A139.162.181.762026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
○A172.104.149.862026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
○A172.104.203.1862026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
○A172.104.251.1982026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
●A2600:3c03::f03c:95ff:fe00:29ca2026-04-08 → 2026-06-05 · 7 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
○ 2026-04-08 14:14:16
● 2026-04-11 22:07:06
○ 2026-04-12 02:25:42
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58
●A2600:3c03::f03c:95ff:fe91:5d522026-04-08 → 2026-06-05 · 7 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
○ 2026-04-08 14:14:16
● 2026-04-11 22:07:06
○ 2026-04-12 02:25:42
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58
●A2600:3c03::f03c:95ff:feed:4d4f2026-04-08 → 2026-06-05 · 7 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
○ 2026-04-08 14:14:16
● 2026-04-11 22:07:06
○ 2026-04-12 02:25:42
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58
●A2600:3c03::f03c:95ff:feed:cf2a2026-04-08 → 2026-06-05 · 7 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
○ 2026-04-08 14:14:16
● 2026-04-11 22:07:06
○ 2026-04-12 02:25:42
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58
○A2a01:7e01::2000:dff:fec1:5cdb2026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
○A2a01:7e01::f03c:95ff:fe00:26922026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
○A2a01:7e01::f03c:95ff:fe91:5d912026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
○A2a01:7e01::f03c:95ff:feeb:9d4b2026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
○A2a01:7e01::f03c:95ff:feed:783e2026-04-08 → 2026-04-12 · 6 obs
○ 2026-04-08 13:09:30
● 2026-04-08 14:14:16
○ 2026-04-11 22:07:06
● 2026-04-12 02:25:42
○ 2026-06-05 03:00:56
○ 2026-06-05 03:00:58
●A45.33.83.1002026-04-08 → 2026-06-05 · 7 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
○ 2026-04-08 14:14:16
● 2026-04-11 22:07:06
○ 2026-04-12 02:25:42
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58
●A45.79.167.1802026-04-08 → 2026-06-05 · 7 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
○ 2026-04-08 14:14:16
● 2026-04-11 22:07:06
○ 2026-04-12 02:25:42
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58
●A66.175.209.1792026-04-08 → 2026-06-05 · 7 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
○ 2026-04-08 14:14:16
● 2026-04-11 22:07:06
○ 2026-04-12 02:25:42
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58
○A69.172.201.1532016-08-08 → 2016-08-08 · 4 obs
○ 2016-02-27 17:34:38
● 2016-08-08 14:02:12
○ 2026-04-08 13:09:30
○ 2026-06-05 03:00:58
○A69.172.201.2082015-07-20 → 2016-02-27 · 4 obs
● 2015-07-20 20:37:26
● 2016-02-27 17:34:38
○ 2016-08-08 14:02:12
○ 2026-06-05 03:00:58
●A96.126.111.1652026-04-08 → 2026-06-05 · 7 obs
○ 2016-08-08 14:02:12
● 2026-04-08 13:09:30
○ 2026-04-08 14:14:16
● 2026-04-11 22:07:06
○ 2026-04-12 02:25:42
● 2026-06-05 03:00:56
● 2026-06-05 03:00:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net...-
ptr.comdamao.ns.giantpanda.com, yangguang.ns.giantpanda.com2 records

✅ Authoritative Response

Server:75.2.45.63

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ptr.com (unsigned zone)

⏱️ Timing

Total: 667ms | Queries: -

📄 Records

TypeCountSample Data
A496.126.111.165, 66.175.209.179...
AAAA42600:3c03::f03c:95ff:feed:cf2a, 2600:3c03::f03c:95ff:fe00:29ca...
NS2damao.ns.giantpanda.com, yangguang.ns.giantpanda.com
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.ptr.com directs to 8 IP numbers, among them 45.33.83.100, 45.79.167.180, 66.175.209.179 and five others.

Among the host names that share IP numbers with hostmaster.ptr.com are icardi.it, vden.com, nullmx.thebachelors.com and two others.

Name Servers

hostmaster.ptr.com is served by two delegated name servers, damao.ns.giantpanda.com and yangguang.ns.giantpanda.com.

hostmaster.ptr.com has the same name server delegation as a number of other domains, such as gatewayweb.com, awarenesscoaching.com, www.kubk.com and two more.

At least some of hostmaster.ptr.com's name servers are shared with other domains, for example www.pcrc.org, hostmaster.vog.net, hostmaster.amecom.com and two more.

Each of damao.ns.giantpanda.com and yangguang.ns.giantpanda.com has one IP address: damao.ns.giantpanda.com uses 3.33.232.36 and yangguang.ns.giantpanda.com uses 75.2.45.63.

Mail Servers

hostmaster.ptr.com routes its mail through a single mail server, mail.mailerhost.net.

hostmaster.ptr.com has the same mail server arrangement as a number of other domains, for example cliprn.com, cubb.com, xgfn.com and two more.

mail.mailerhost.net directs to two IP numbers, 5.161.133.13 and 161.35.84.83.