docstring.org - dns.ninja

πŸ›‘οΈDomain Reputation CheckBlocklist, phishing & malware statusβ†’

docstring.org

DNSSEC⚠️ Not signed
A127.0.0.1
NSns-245.awsdns-30.com ⭐
A2600:9000:5300:f500::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5300::/48 - CloudFront
PTRns-245.awsdns-30.com
A205.251.192.245πŸ‡ΊπŸ‡Έ Amazon205.251.192.0/24 prefix
PTRns-245.awsdns-30.com
NSns-1201.awsdns-22.org
A2600:9000:5304:b100::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5304::/48 - CloudFront
PTRns-1201.awsdns-22.org
A205.251.196.177πŸ‡ΊπŸ‡Έ Amazon205.251.196.0/24 prefix
PTRns-1201.awsdns-22.org
NSns-1949.awsdns-51.co.uk
A2600:9000:5307:9d00::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5307::/48 - CloudFront
PTRns-1949.awsdns-51.co.uk
A205.251.199.157πŸ‡ΊπŸ‡Έ Amazon205.251.199.0/24 prefix
PTRns-1949.awsdns-51.co.uk
NSns-548.awsdns-04.net
A2600:9000:5302:2400::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5302::/48 - CloudFront
PTRns-548.awsdns-04.net
A205.251.194.36πŸ‡ΊπŸ‡Έ Amazon205.251.194.0/24 prefix
PTRns-548.awsdns-04.net
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216πŸ‡ΊπŸ‡Έ TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217πŸ‡ΊπŸ‡Έ TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218πŸ‡ΊπŸ‡Έ TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219πŸ‡ΊπŸ‡Έ TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220πŸ‡ΊπŸ‡Έ TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221πŸ‡ΊπŸ‡Έ TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222πŸ‡ΊπŸ‡Έ TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223πŸ‡ΊπŸ‡Έ TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTv=spf1 include:spf.messagingengine.com ?all
SOAns-245.awsdns-30.comawsdns-hostmaster@amazon.com serial=1

org

DNSSECπŸ”’ Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1792659547

Same first word

Similar names

Previous names

Next names

DNS History

7 records (7 active, 0 former)

NSns-1201.awsdns-22.orgns-1949.awsdns-51.co.ukns-245.awsdns-30.comns-548.awsdns-04.netMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA127.0.0.1
●NSns-1201.awsdns-22.org2026-09-17 β†’ 2026-10-22 Β· 2 obs
● 2026-09-17 04:51:48
● 2026-10-22 09:34:26
●NSns-1949.awsdns-51.co.uk2026-09-17 β†’ 2026-10-22 Β· 2 obs
● 2026-09-17 04:51:48
● 2026-10-22 09:34:26
●NSns-245.awsdns-30.com2026-09-17 β†’ 2026-10-22 Β· 2 obs
● 2026-09-17 04:51:48
● 2026-10-22 09:34:26
●NSns-548.awsdns-04.net2026-09-17 β†’ 2026-10-22 Β· 2 obs
● 2026-09-17 04:51:48
● 2026-10-22 09:34:26
●MXin1-smtp.messagingengine.com2026-09-17 β†’ 2026-10-22 Β· 2 obs
● 2026-09-17 04:51:48
● 2026-10-22 09:34:26
●MXin2-smtp.messagingengine.com2026-09-17 β†’ 2026-10-22 Β· 2 obs
● 2026-09-17 04:51:48
● 2026-10-22 09:34:26
●A127.0.0.12026-09-17 β†’ 2026-10-22 Β· 2 obs
● 2026-09-17 04:51:48
● 2026-10-22 09:34:26

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
docstring.orgns-1949.awsdns-51.co.uk, ns-1201.awsdns-22.org, ns-245.awsdns-30.com, ns-548.awsdns-04.net2 records

βœ… Authoritative Response

Server:205.251.192.245

NS records: ns-1949.awsdns-51.co.uk, ns-1201.awsdns-22.org, ns-245.awsdns-30.com, ns-548.awsdns-04.net

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for docstring.org (unsigned zone)

⏱️ Timing

Total: 1037ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A1127.0.0.1
NS4ns-1201.awsdns-22.org, ns-1949.awsdns-51.co.uk...
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com ?
SOA1ns-245.awsdns-30.com awsdns-hostmaster.a

πŸ“Œ Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-1201.awsdns-22.org, ns-1201.awsdns-22.org)

Analysis

IP Addresses

docstring.org resolves to one IP address: 127.0.0.1.

mercyhospitalcwa.com, 59939.quanji.eu.org, mail.leaderconferenceth.com and two other host names share IP numbers with docstring.org.

Name Servers

The authoritative name servers for docstring.org are ns-245.awsdns-30.com, ns-548.awsdns-04.net, ns-1201.awsdns-22.org and ns-1949.awsdns-51.co.uk.

There is at least partial name server overlap between docstring.org and other domains β€” mspro.be, joinprioritycp.com, myeonline.net and two more among them.

All four hostnames β€” ns-245.awsdns-30.com, ns-548.awsdns-04.net, ns-1201.awsdns-22.org and ns-1949.awsdns-51.co.uk β€” resolve to two IP numbers apiece: ns-245.awsdns-30.com to 205.251.192.245 and 2600:9000:5300:f500::1; ns-548.awsdns-04.net to 205.251.194.36 and 2600:9000:5302:2400::1; ns-1201.awsdns-22.org to 205.251.196.177 and 2600:9000:5304:b100::1; ns-1949.awsdns-51.co.uk to 205.251.199.157 and 2600:9000:5307:9d00::1.

Mail Servers

Mail for docstring.org is handled by two mail servers β€” in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

docstring.org uses an identical mail server configuration to several other domains β€” among them brightpars.com, thehawkers.net, netmonster.dk and two more.

Hostnames that resolve to 8 IP addresses:

in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Hosts that point to four IP numbers:

in2-smtp.messagingengine.com resolves to four IP addresses β€” 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.