mctf.info - robtex.com

mctf.info

DNSSEC⚠️ Not signed
A192.250.237.63🇬🇧 WHG-CAN192.250.237.0/24
PTRs2928.can1.stableserver.net
NSdns5.doteasy.com
A13.248.158.180🇺🇸 Amazon13.248.144.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSdns25.doteasy.com
A76.223.26.245🇺🇸 Amazon76.223.16.0/20
PTRa79764cc55c0ac9c0.awsglobalaccelerator.com
NSdns26.doteasy.com
A99.83.147.209🇺🇸 Amazon99.83.144.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
NSdns6.doteasy.com
A75.2.118.134🇺🇸 Amazon75.2.112.0/20
PTRabc65dd9a44b5332f.awsglobalaccelerator.com
MXaspmx.l.google.com
A2607:f8b0:4004:c21::1a🇺🇸 Google2607:f8b0:4004::/48
PTRpe-in-f26.1e100.net
A192.178.155.27🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f27.1e100.net
MXalt1.aspmx.l.google.com(20)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(20)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXaspmx2.googlemail.com(30)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXaspmx3.googlemail.com(30)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXaspmx4.googlemail.com(30)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
SOAdns5.doteasy.comhostmaster@doteasy.com 2026-05-20 #1

info

DNSSEC🔒 Signed (DS record present)
NSa0.info.afilias-nst.info
NSa2.info.afilias-nst.info
NSb0.info.afilias-nst.org ⚠️ Not in parent delegation
NSb2.info.afilias-nst.org ⚠️ Not in parent delegation
NSc0.info.afilias-nst.info
NSd0.info.afilias-nst.org ⚠️ Not in parent delegation
SOAa0.info.afilias-nst.infohostmaster@donuts.email serial=1782013653

Same first word

Similar names

DNS History

12 records (11 active, 1 former)

20162017201820192020202120222023202420252026NSdns25.doteasy.comdns26.doteasy.comdns5.doteasy.comdns6.doteasy.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comA192.250.237.63108.60.15.77
NSdns25.doteasy.com2026-06-15 → 2026-06-21 · 3 obs
○ 2015-08-01 07:43:26
● 2026-06-15 14:14:22
● 2026-06-21 04:04:48
NSdns26.doteasy.com2026-06-15 → 2026-06-21 · 3 obs
○ 2015-08-01 07:43:26
● 2026-06-15 14:14:22
● 2026-06-21 04:04:48
NSdns5.doteasy.com2015-08-01 → 2026-06-21 · 2 obs
● 2015-08-01 07:43:26
● 2026-06-21 04:04:48
NSdns6.doteasy.com2015-08-01 → 2026-06-21 · 2 obs
● 2015-08-01 07:43:26
● 2026-06-21 04:04:48
MXalt1.aspmx.l.google.com2015-08-01 → 2026-06-21 · 2 obs
● 2015-08-01 07:43:26
● 2026-06-21 04:04:48
MXalt2.aspmx.l.google.com2015-08-01 → 2026-06-21 · 2 obs
● 2015-08-01 07:43:26
● 2026-06-21 04:04:48
MXaspmx.l.google.com2015-08-01 → 2026-06-21 · 2 obs
● 2015-08-01 07:43:26
● 2026-06-21 04:04:48
MXaspmx2.googlemail.com2015-08-01 → 2026-06-21 · 2 obs
● 2015-08-01 07:43:26
● 2026-06-21 04:04:48
MXaspmx3.googlemail.com2015-08-01 → 2026-06-21 · 2 obs
● 2015-08-01 07:43:26
● 2026-06-21 04:04:48
MXaspmx4.googlemail.com2015-08-01 → 2026-06-21 · 2 obs
● 2015-08-01 07:43:26
● 2026-06-21 04:04:48
A108.60.15.772015-08-01 → 2020-04-04 · 4 obs
● 2015-08-01 07:43:26
● 2020-04-04 04:55:28
○ 2026-06-15 14:14:22
○ 2026-06-21 04:04:48
A192.250.237.632026-06-15 → 2026-06-21 · 3 obs
○ 2020-04-04 04:55:28
● 2026-06-15 14:14:22
● 2026-06-21 04:04:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
infoa0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info-
mctf.infodns25.doteasy.com, dns5.doteasy.com, dns6.doteasy.com, dns26.doteasy.com-

✅ Authoritative Response

Server:13.248.158.180

NS records: dns25.doteasy.com, dns5.doteasy.com, dns6.doteasy.com, dns26.doteasy.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mctf.info (unsigned zone)

⏱️ Timing

Total: 723ms | Queries: -

📄 Records

TypeCountSample Data
A1192.250.237.63
NS4dns6.doteasy.com, dns26.doteasy.com...
MX6ASPMX2.GOOGLEMAIL.com (pri: 30), ALT2.aspmx.l.google.com (pri: 20)...
SOA1dns5.doteasy.com hostmaster.doteasy.com

Analysis

IP Addresses

mctf.info points to a single IP number: 192.250.237.63.

Additional host names — sunsetbay.info, salder-consulting.com, philadelphiaartistloft.com and two others — share IP numbers with mctf.info.

Name Servers

mctf.info has four authoritative name servers: dns25.doteasy.com, dns26.doteasy.com, dns5.doteasy.com and dns6.doteasy.com.

mctf.info shares at least some of its name servers with other domains, including hansa-imaging.com, pinesdinnertheatre.com, ecorain.com and two others.

These name servers are frequently seen alongside the name servers ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and ns4.mysecurecloudhost.com.

dns25.doteasy.com, dns26.doteasy.com, dns5.doteasy.com and dns6.doteasy.com each resolve to one IP address: dns25.doteasy.com resolves to 76.223.26.245, dns26.doteasy.com resolves to 99.83.147.209, dns5.doteasy.com resolves to 13.248.158.180 and dns6.doteasy.com resolves to 75.2.118.134.

Mail Servers

mctf.info is handled by 6 mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 3 other.

mctf.info shares mail servers — at least in part — with other domains, including specialtyseeds.ca, ns500671.ns500754.ns500742.ns500671.ns500731.ns500731.ns500671.ns500704.ns500678.ns500688.ns500678.ns500649.ns500291.ns500291.ns500291.ns500131.lustychickser.com, ns500794.ns500794.ns500795.ns500794.ns500821.ns500794.ns500795.ns500821.ns500790.ns500795.lustypartnersfinder.com and two others.

These mail servers are frequently used alongside mail servers aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and 3 other.

Host names with two IP numbers:

aspmx2.googlemail.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx4.googlemail.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

aspmx.l.google.com maps to two IP addresses — 192.178.155.27 and 2607:f8b0:4004:c21::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.26 IP addresses.