sizeunknown.net - robtex.com

sizeunknown.net

DNSSEC⚠️ Not signed
A2a01:7e01::f03c:93ff:fe1b:d8efπŸ‡©πŸ‡ͺ AKAMAI-LINODE-AP2a01:7e01::/32 Akamai Technologies
PTRphoenix.tobyx.net
A139.144.70.63πŸ‡©πŸ‡ͺ AKAMAI-LINODE-AP139.144.64.0/20 Akamai Technologies
NSmax.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b84πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmax.ns.cloudflare.com
A2803:f800:50::6ca2:c184πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmax.ns.cloudflare.com
A2a06:98c1:50::ac40:2184πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRmax.ns.cloudflare.com
A108.162.193.132πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmax.ns.cloudflare.com
A172.64.33.132πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmax.ns.cloudflare.com
A173.245.59.132πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmax.ns.cloudflare.com
NSruth.ns.cloudflare.com
A2606:4700:50::adf5:3a8fπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRruth.ns.cloudflare.com
A2803:f800:50::6ca2:c08fπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRruth.ns.cloudflare.com
A2a06:98c1:50::ac40:208fπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRruth.ns.cloudflare.com
A108.162.192.143πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRruth.ns.cloudflare.com
A172.64.32.143πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRruth.ns.cloudflare.com
A173.245.58.143πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRruth.ns.cloudflare.com
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTv=spf1 include:spf.messagingengine.com -all
SOAmax.ns.cloudflare.comdns@cloudflare.com serial=2399154765

net

πŸ”’ HSTS Preload (+subdomains)

Same first word

DNS History

6 records (6 active, 0 former)

NSmax.ns.cloudflare.comruth.ns.cloudflare.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA139.144.70.632a01:7e01::f03c:93ff:fe1b:d8ef
●NSmax.ns.cloudflare.com2026-02-25 β†’ 2026-03-23 Β· 2 obs
● 2026-02-25 10:21:22
● 2026-03-23 04:58:54
●NSruth.ns.cloudflare.com2026-02-25 β†’ 2026-03-23 Β· 2 obs
● 2026-02-25 10:21:22
● 2026-03-23 04:58:54
●MXin1-smtp.messagingengine.com2026-02-25 β†’ 2026-03-23 Β· 4 obs
● 2026-02-25 10:21:22
β—‹ 2026-03-04 20:27:14
● 2026-03-19 00:31:40
● 2026-03-23 04:58:54
●MXin2-smtp.messagingengine.com2026-02-25 β†’ 2026-03-23 Β· 4 obs
● 2026-02-25 10:21:22
β—‹ 2026-03-04 20:27:14
● 2026-03-19 00:31:40
● 2026-03-23 04:58:54
●A139.144.70.632026-02-25 β†’ 2026-03-23 Β· 2 obs
● 2026-02-25 10:21:22
● 2026-03-23 04:58:54
●A2a01:7e01::f03c:93ff:fe1b:d8ef2026-02-25 β†’ 2026-03-23 Β· 2 obs
● 2026-02-25 10:21:22
● 2026-03-23 04:58:54

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
netk.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net...-
sizeunknown.netmax.ns.cloudflare.com, ruth.ns.cloudflare.com-

βœ… Authoritative Response

Server:108.162.193.132

NS records: max.ns.cloudflare.com, ruth.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sizeunknown.net (unsigned zone)

⏱️ Timing

Total: 471ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A1139.144.70.63
AAAA12a01:7e01::f03c:93ff:fe1b:d8ef
NS2max.ns.cloudflare.com, ruth.ns.cloudflare.com
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT1v=spf1 include:spf.messagingengine.com -
SOA1max.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

sizeunknown.net points to two IP numbers: 2a01:7e01::f03c:93ff:fe1b:d8ef and 139.144.70.63.

Other host names, for instance tobiashorvath.net, tobiashorvath.com, tobyx.org, sizeunknown.de and horvath.ooo share IP numbers with sizeunknown.net.

Name Servers

Delegation for sizeunknown.net rests with two name servers, max.ns.cloudflare.com and ruth.ns.cloudflare.com.

sizeunknown.net shares the same name server setup as other domains, including foxblue.com.au, vdb.network, vdb.space, sploitus.com and tobiashorvath.net.

sizeunknown.net at least partially shares name servers with other domains, for instance gov.lexisnexisrisk.com, ladentist.com, t63d8koi.com, hpf.org and northpeakcapital.ca.

These name servers are commonly used with the name servers elisa.ns.cloudflare.com.

Host names with six IP numbers: max.ns.cloudflare.com points to: 2606:4700:58::adf5:3b84, 2803:f800:50::6ca2:c184, 2a06:98c1:50::ac40:2184, 108.162.193.132, 172.64.33.132 and 173.245.59.132. ruth.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8f, 2803:f800:50::6ca2:c08f, 2a06:98c1:50::ac40:208f, 108.162.192.143, 172.64.32.143 and 173.245.58.143.

Mail Servers

sizeunknown.net is handled by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

sizeunknown.net uses the same mail server configuration as other domains, such as w1.dpnserver.com, vofreak.com, kevinbecker.org, alexander-hesse.com and asator.net.

sizeunknown.net shares at least partially some mail servers with other domains, for example langfight.com, masteroleholeh.com and sendloan.com.

Host names with eight IP numbers: The host name 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: The host name in2-smtp.messagingengine.com points to: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.