`mx.sb`

DNSSEC	⚠️ Not signed
A	2600:1f18:297:ba0e:7900:f622:48a8:f266^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix} ⚠ Not in HTTPS hints
A	2600:1f18:297:ba18:6ddc:5d8f:6053:f003^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix} ⚠ Not in HTTPS hints
A	2600:1f18:297:ba24:b508:76de:f4a:df34^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix} ⚠ Not in HTTPS hints
A	54.157.108.158^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix} ⚠ Not in HTTPS hints
A	98.83.184.133^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix} ⚠ Not in HTTPS hints
A	100.28.104.175^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix} ⚠ Not in HTTPS hints
NS	`dns1.p01.nsone.net` ⭐
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p01.nsone.net`
NS	`ns1.mx.sb`
		A	198.51.44.8^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`ns8.demysdns.com`
			PTR	`dns1.p08.nsone.net`
NS	`ns2.mx.sb`
		A	198.51.45.8^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p08.nsone.net`
NS	`ns3.mx.sb`
		A	198.51.44.72^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p08.nsone.net`
NS	`ns4.mx.sb`
		A	198.51.45.72^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p08.nsone.net`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`google-site-verification=ojDipDDjrxOi2YWtJkzHXTFYwmv84DUfjK0OyxhUHqM`
TXT	`openai-domain-verification=dv-cIp1xGFJdMC86SbeRojvKNnD`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
HTTPS	HTTP/3, HTTP/2 ⚠ 6 unhinted📌 2 extra
		IPv4 hints	51.81.211.1
		IPv6 hints	2604:2dc0:202:300::ecf
SOA	`dns1.p01.nsone.net`hostmaster@nsone.net serial=1730832109

`sb`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns1.telekom.net.sb` ⭐
	NS	`ns1.anycastdns.cz`
	NS	`ns2.anycastdns.cz`
	NS	`pch.nic.sb`
	TXT	`Generation Time: 1776933108`
	TXT	`Generation Time ISO 8601: 2026-04-23 08:31:48`
	SOA	`dns1.telekom.net.sb`dns@telekom.net.sb 2026-04-23 #4

Subdomains

ns2.mx.sb

ns3.mx.sb

ns4.mx.sb

ns1.mx.sb

Same first word

mx.com.tr

mx.be

mx.guru

mx.selfip.com

mx.co

mx.ro

mx.com.kz

mx.ru.net

mx.firewall-gateway.de

mx.mayfirst.org

mx.principe.st

mx.ag

mx.ee

mx.net.ru

mx.fi

mx.cz

mx.co.kr

mx.net

mx.box

mx.homelinux.com

mx.dnsalias.com

mx.se

mx.srv.br

mx.si

mx.de

mx.org.ua

mx.nl

mx.com

mx.co.ua

mx.al

mx

mx.org

mx.net.au

mx.sb

mx.sub.jp

mx.nf

mx.kg

mx.fm

mx.dk

mx.mil.lv

mx.is

mx.ac.cn

mx.uz

mx.mt

mx.lt

mx.co.at

mx.ua

mx.csb.app

mx.au

mx.go.gov.br

mx.com.mx

mx.dev

mx.su

mx.com.au

mx.123hjemmeside.no

mx.cl

mx.by

mx.bplaced.net

mx.uy

mx.dyndns-mail.com

mx.io

mx.co.ke

mx.vg

mx.gp

mx.cloudaccess.net

mx.gs

mx.global.prod.fastly.net

mx.email

mx.com.pt

mx.ru

mx.services

mx.pl

mx.ht

mx.uk

mx.no

mx.cloud.nospamproxy.com

mx.agency

mx.rs

mx.vc

mx.cloudflare.net

mx.ws

mx.plus

mx.zone

mx.co.za

mx.tours

mx.s3.amazonaws.com

mx.com.tw

mx.vu

mx.biz

mx.ms

mx.network

mx.se.gov.br

mx.gy

mx.pe

mx.realm.cz

mx.tn

mx.mk

mx.exchange

mx.kh.ua

mx.md

mx.to

mx.graphics

mx.cx

mx.support

mx.myftp.org

mx.duckdns.org

mx.kinghost.net

mx.gouv.ci

mx.money

mx.kasserver.com

mx.com.ar

mx.sytes.net

mx.center

mx.withyoutube.com

mx.mba

mx.co.uk

mx.s3-website-eu-west-1.amazonaws.com

mx.s3-website-us-east-1.amazonaws.com

mx.design

mx.s3-website-us-west-1.amazonaws.com

mx.msk.ru

mx.scrapping.cc

mx.tv

mx.casino

mx.ma

mx.dyndns.org

mx.sh

mx.ax

mx.lv

mx.abbott

mx.or.at

mx.cn

mx.servebbs.org

mx.microsoft

mx.ph

mx.myftp.biz

Similar names

xm.co

xm.com.cn

xm.co.za

xm.kiev.ua

xm.js.cn

xm.cc

xm.by

xm.world

xm.lt

xm.com.ua

xm.ru

xm.de

xm.cl

xm.sk

xm.se

xm.hu

xm.com.co

xm.africa

xm.fi

xm.is

xm.am

xm.money

xm.be

xm.cz

xm.hk.cn

xm.fj.cn

xm.pl

xm.vn.ua

xm.house

xm.mk

xm.com

DNS History

19 records (13 active, 6 former)

●NSdns1.p01.nsone.net2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 00:40:22
● 2026-04-23 11:22:44

●NSns1.mx.sb2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 00:40:22
● 2026-04-23 11:22:44

●NSns2.mx.sb2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 00:40:22
● 2026-04-23 11:22:44

●NSns3.mx.sb2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 00:40:22
● 2026-04-23 11:22:44

●NSns4.mx.sb2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 00:40:22
● 2026-04-23 11:22:44

●MXin1-smtp.messagingengine.com2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 00:40:22
● 2026-04-23 11:22:44

●MXin2-smtp.messagingengine.com2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 00:40:22
● 2026-04-23 11:22:44

●A100.28.104.1752026-02-15 → 2026-04-23 · 81 obs

● 2026-02-15 00:40:22
○ 2026-02-15 21:30:54
○ 2026-02-16 02:36:08
● 2026-02-17 11:02:42
○ 2026-02-17 15:39:42
○ 2026-02-18 12:27:28
● 2026-02-19 02:04:18
○ 2026-02-19 03:48:44
● 2026-02-19 09:31:08
○ 2026-02-19 10:34:16
○ 2026-02-21 04:49:36
● 2026-02-21 10:38:38
○ 2026-02-21 12:08:22
○ 2026-02-25 06:37:36
● 2026-02-25 07:38:46
○ 2026-02-25 08:43:46
○ 2026-02-25 12:38:04
● 2026-02-25 18:26:12
○ 2026-02-25 19:20:20
● 2026-02-27 01:52:38
○ 2026-02-27 04:25:18
○ 2026-02-28 14:21:58
● 2026-03-01 09:03:26
○ 2026-03-01 10:18:28
○ 2026-03-02 10:33:10
● 2026-03-03 15:22:14
○ 2026-03-03 16:25:28
○ 2026-03-04 17:32:48
● 2026-03-05 21:33:30
○ 2026-03-05 23:22:16
● 2026-03-09 20:41:08
○ 2026-03-09 22:54:40
● 2026-03-10 23:07:52
○ 2026-03-11 07:42:04
● 2026-03-13 00:12:20
○ 2026-03-13 04:50:24
○ 2026-03-16 01:51:58
● 2026-03-16 03:08:30
○ 2026-03-16 04:11:08
● 2026-03-16 06:06:28
○ 2026-03-16 16:06:16
○ 2026-03-18 19:43:18
● 2026-03-19 05:23:00
○ 2026-03-19 08:45:56
● 2026-03-19 12:25:30
○ 2026-03-19 13:01:06
● 2026-03-19 17:47:30
○ 2026-03-19 19:21:16
○ 2026-03-20 00:49:40
● 2026-03-20 10:05:36
● 2026-03-20 10:46:24
○ 2026-03-20 11:20:24
○ 2026-03-24 08:29:46
● 2026-03-24 19:26:58
○ 2026-03-24 20:17:42
○ 2026-04-01 10:09:52
● 2026-04-01 12:30:08
○ 2026-04-01 13:00:34
○ 2026-04-01 15:19:18
● 2026-04-01 19:40:20
○ 2026-04-01 20:21:08
○ 2026-04-02 23:23:08
● 2026-04-04 00:39:24
○ 2026-04-04 01:14:44
○ 2026-04-09 00:00:48
● 2026-04-09 11:52:20
○ 2026-04-09 12:51:44
● 2026-04-09 19:21:26
○ 2026-04-09 20:02:50
● 2026-04-10 23:41:26
○ 2026-04-11 00:17:46
○ 2026-04-14 21:54:52
● 2026-04-15 09:10:48
○ 2026-04-15 09:51:34
● 2026-04-15 12:09:06
○ 2026-04-15 12:52:14
○ 2026-04-19 14:55:10
● 2026-04-23 01:47:22
○ 2026-04-23 02:30:06
● 2026-04-23 11:22:40
● 2026-04-23 11:22:44

○A18.185.24.462026-02-15 → 2026-04-23 · 81 obs

○ 2026-02-15 00:40:22
● 2026-02-15 21:30:54
● 2026-02-16 02:36:08
○ 2026-02-17 11:02:42
● 2026-02-17 15:39:42
● 2026-02-18 12:27:28
○ 2026-02-19 02:04:18
● 2026-02-19 03:48:44
○ 2026-02-19 09:31:08
● 2026-02-19 10:34:16
● 2026-02-21 04:49:36
○ 2026-02-21 10:38:38
● 2026-02-21 12:08:22
● 2026-02-25 06:37:36
○ 2026-02-25 07:38:46
● 2026-02-25 08:43:46
● 2026-02-25 12:38:04
○ 2026-02-25 18:26:12
● 2026-02-25 19:20:20
○ 2026-02-27 01:52:38
● 2026-02-27 04:25:18
● 2026-02-28 14:21:58
○ 2026-03-01 09:03:26
● 2026-03-01 10:18:28
● 2026-03-02 10:33:10
○ 2026-03-03 15:22:14
● 2026-03-03 16:25:28
● 2026-03-04 17:32:48
○ 2026-03-05 21:33:30
● 2026-03-05 23:22:16
○ 2026-03-09 20:41:08
● 2026-03-09 22:54:40
○ 2026-03-10 23:07:52
● 2026-03-11 07:42:04
○ 2026-03-13 00:12:20
● 2026-03-13 04:50:24
● 2026-03-16 01:51:58
○ 2026-03-16 03:08:30
● 2026-03-16 04:11:08
○ 2026-03-16 06:06:28
● 2026-03-16 16:06:16
● 2026-03-18 19:43:18
○ 2026-03-19 05:23:00
● 2026-03-19 08:45:56
○ 2026-03-19 12:25:30
● 2026-03-19 13:01:06
○ 2026-03-19 17:47:30
● 2026-03-19 19:21:16
● 2026-03-20 00:49:40
○ 2026-03-20 10:05:36
○ 2026-03-20 10:46:24
● 2026-03-20 11:20:24
● 2026-03-24 08:29:46
○ 2026-03-24 19:26:58
● 2026-03-24 20:17:42
● 2026-04-01 10:09:52
○ 2026-04-01 12:30:08
● 2026-04-01 13:00:34
● 2026-04-01 15:19:18
○ 2026-04-01 19:40:20
● 2026-04-01 20:21:08
● 2026-04-02 23:23:08
○ 2026-04-04 00:39:24
● 2026-04-04 01:14:44
● 2026-04-09 00:00:48
○ 2026-04-09 11:52:20
● 2026-04-09 12:51:44
○ 2026-04-09 19:21:26
● 2026-04-09 20:02:50
○ 2026-04-10 23:41:26
● 2026-04-11 00:17:46
● 2026-04-14 21:54:52
○ 2026-04-15 09:10:48
● 2026-04-15 09:51:34
○ 2026-04-15 12:09:06
● 2026-04-15 12:52:14
● 2026-04-19 14:55:10
○ 2026-04-23 01:47:22
● 2026-04-23 02:30:06
○ 2026-04-23 11:22:40
○ 2026-04-23 11:22:44

●A2600:1f18:297:ba0e:7900:f622:48a8:f2662026-02-15 → 2026-04-23 · 81 obs

●A2600:1f18:297:ba18:6ddc:5d8f:6053:f0032026-02-15 → 2026-04-23 · 81 obs

●A2600:1f18:297:ba24:b508:76de:f4a:df342026-02-15 → 2026-04-23 · 81 obs

○A2a05:d014:803:f30a:4c8d:5530:dac2:1792026-02-15 → 2026-04-23 · 81 obs

○A2a05:d014:803:f30c:505c:9738:13c:b7a52026-02-15 → 2026-04-23 · 81 obs

○A2a05:d014:803:f30e:ffe5:90d1:736a:fcad2026-02-15 → 2026-04-23 · 81 obs

○A3.126.5.1882026-02-15 → 2026-04-23 · 81 obs

○A3.71.139.1532026-02-15 → 2026-04-23 · 81 obs

●A54.157.108.1582026-02-15 → 2026-04-23 · 81 obs

●A98.83.184.1332026-02-15 → 2026-04-23 · 81 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sb	ns1.anycastdns.cz, ns2.anycastdns.cz, pch.nic.sb	5 records
mx.sb	ns1.mx.sb, ns2.mx.sb, ns3.mx.sb, ns4.mx.sb	8 records

✅ Authoritative Response

Server:198.51.45.72

NS records: ns1.mx.sb, ns2.mx.sb, ns3.mx.sb, ns4.mx.sb

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mx.sb (unsigned zone)

⏱️ Timing

Total: 676ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`100.28.104.175, 98.83.184.133...`
AAAA	3	`2600:1f18:297:ba24:b508:76de:f4a:df34, 2600:1f18:297:ba0e:7900:f622:48a8:f266...`
NS	4	`ns1.mx.sb, ns2.mx.sb...`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	3	`google-site-verification=ojDipDDjrxOi2YW, openai-domain-verification=dv-cIp1xGFJdM...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dns1.p01.nsone.net hostmaster.nsone.net`

📌 Glue Records Collected

Total: 13

In-bailiwick: 10 (pch.nic.sb, pch.nic.sb, ns1.mx.sb...)

Out-of-bailiwick: 3 (ns2.anycastdns.cz, ns1.anycastdns.cz, ns1.anycastdns.cz)

Analysis

Hierarchy

mx.sb is a parent of ns2.mx.sb, ns3.mx.sb, ns4.mx.sb and ns1.mx.sb.

IP Addresses

mx.sb maps to six IPs: 2600:1f18:297:ba0e:7900:f622:48a8:f266, 2600:1f18:297:ba18:6ddc:5d8f:6053:f003, 2600:1f18:297:ba24:b508:76de:f4a:df34, 54.157.108.158, 98.83.184.133 and 100.28.104.175.

Other host names, for instance formscape.org, www.icebreakersoda.com, forecastearthonline.net, byettahcp.com and formscape.com share IP numbers with mx.sb.

Name Servers

mx.sb is delegated to five name servers: ns1.mx.sb, ns2.mx.sb, ns3.mx.sb, ns4.mx.sb and dns1.p01.nsone.net.

mx.sb at least partially shares name servers with other domains, including americanconnectionproject.io, flagstaffroundup.org, thegoodnewstgn.com, zainabalwani.com and egris.at.

These name servers are commonly used with dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, ns13.jimdo.com, ns14.jimdo.com and ns01.jnjdns.com.

Host names with two IP numbers:

dns1.p01.nsone.net points to: 2620:4d:4000:6259:7:1:0:1 and 198.51.44.1.

Host names with one IP number:

ns1.mx.sb points to: 198.51.44.8.

ns2.mx.sb points to: 198.51.45.8.

ns3.mx.sb points to: 198.51.44.72.

ns4.mx.sb points to: 198.51.45.72.

Mail Servers

mx.sb is served by two mail servers in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

mx.sb shares the same mail server setup as other domains, for instance jw.io, magdaraczka.com, sharkmandan.com, jeanes.us and znutas.lt.

mx.sb shares some mail servers with other domains, at least in part; for example infratone.com and cerp.ch.

Host names with eight IP numbers:

in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Host names with four IP numbers:

in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

mx.sb - robtex.com

mx.sb

sb

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`mx.sb`

`sb`