postfa.st - robtex.com

postfa.st

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:3260🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:9fef🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.50.96Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.159.239🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSaaden.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c5c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaaden.ns.cloudflare.com
A2803:f800:50::6ca2:c35c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRaaden.ns.cloudflare.com
A2a06:98c1:50::ac40:235c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRaaden.ns.cloudflare.com
A108.162.195.92🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaaden.ns.cloudflare.com
A162.159.44.92Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaaden.ns.cloudflare.com
A172.64.35.92🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRaaden.ns.cloudflare.com
NSindie.ns.cloudflare.com
A2606:4700:50::a29f:26a3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRindie.ns.cloudflare.com
A2803:f800:50::6ca2:c2a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRindie.ns.cloudflare.com
A2a06:98c1:50::ac40:22a3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRindie.ns.cloudflare.com
A108.162.194.163🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRindie.ns.cloudflare.com
A162.159.38.163Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRindie.ns.cloudflare.com
A172.64.34.163🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRindie.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c07::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbc-in-f26.1e100.net
A2607:f8b0:4004:c07::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbc-in-f27.1e100.net
A2607:f8b0:4004:c29::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadum-in-f27.1e100.net
A2607:f8b0:4004:c2d::1b🇺🇸 Google2607:f8b0:4004::/48
PTRry-in-f27.1e100.net
A142.251.163.27🇺🇸 Google142.251.163.0/24
PTRwv-in-f27.1e100.net
A172.253.62.26🇺🇸 Google172.253.62.0/24
PTRbc-in-f26.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
A173.194.45.26🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f26.1e100.net
A192.179.18.27🇺🇸 Google192.178.0.0/15
PTRry-in-f27.1e100.net
TXTgoogle-site-verification=85hsXWsrSkBIvxshf75C1TXsGfCzFefjM3Jo3RlxPIc
TXTgoogle-site-verification=8g195Id1L6N6iKH-CWVyDsy5od-FZJTCKZhcNbqlv1w
TXTpinterest-site-verification=a5b48fb2d1d55949aaefd825e9d3441a
TXTtiktok-developers-site-verification=3mMOuMUhnkB2MTO61hLiSK9zh3bJYITr
TXTtiktok-developers-site-verification=JSefJoUmdHrQlQ2wwzNwS37buyu9fHpM
TXTv=spf1 include:_spf.google.com include:sendgrid.net ip4:79.124.30.168 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.50.96, 172.67.159.239
IPv6 hints2606:4700:3031::6815:3260, 2606:4700:3033::ac43:9fef
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=128, name=cloudflare-ech.com
SOAaaden.ns.cloudflare.comdns@cloudflare.com serial=2409352655

st

DNSSEC⚠️ Not signed
NSns1.bahnhof.net ⭐ ⚠️ Not in parent delegation
NSdns-st.bahnhof.net ⚠️ Not in parent delegation
NSsoutheast-2.dns-au.st
NSwest-2.dns-us.st
SOAns1.bahnhof.nethostmaster@nic.st serial=2511384137

Same first word

postfa.st

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DNS History

16 records (7 active, 9 former)

NSaaden.ns.cloudflare.comindie.ns.cloudflare.comMXsmtp.google.comA104.21.50.96172.67.159.2392606:4700:3031::6815:32602606:4700:3033::ac43:9fef188.114.96.0188.114.96.4188.114.97.0188.114.97.42606:4700:3030::6815:32602a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::4
●NSaaden.ns.cloudflare.com2026-05-04 → 2026-07-27 · 2 obs
● 2026-05-04 19:30:18
● 2026-07-27 06:40:12
●NSindie.ns.cloudflare.com2026-05-04 → 2026-07-27 · 2 obs
● 2026-05-04 19:30:18
● 2026-07-27 06:40:12
●MXsmtp.google.com2026-05-04 → 2026-07-27 · 2 obs
● 2026-05-04 19:30:18
● 2026-07-27 06:40:12
●A104.21.50.962026-05-04 → 2026-07-27 · 19 obs
● 2026-05-04 19:30:18
○ 2026-05-07 06:18:06
● 2026-05-08 01:50:12
● 2026-05-27 01:12:02
○ 2026-05-28 02:34:12
○ 2026-06-03 23:14:14
● 2026-06-04 13:39:12
● 2026-06-04 20:38:34
○ 2026-06-06 18:47:44
● 2026-06-08 17:49:16
○ 2026-06-09 20:16:32
● 2026-06-10 03:08:08
● 2026-06-11 09:48:40
○ 2026-06-11 20:14:54
○ 2026-06-13 01:33:06
● 2026-06-13 09:17:38
○ 2026-06-23 21:09:00
● 2026-06-27 20:24:24
● 2026-07-27 06:40:12
●A172.67.159.2392026-05-04 → 2026-07-27 · 19 obs
● 2026-05-04 19:30:18
○ 2026-05-07 06:18:06
● 2026-05-08 01:50:12
● 2026-05-27 01:12:02
○ 2026-05-28 02:34:12
○ 2026-06-03 23:14:14
● 2026-06-04 13:39:12
● 2026-06-04 20:38:34
○ 2026-06-06 18:47:44
● 2026-06-08 17:49:16
○ 2026-06-09 20:16:32
● 2026-06-10 03:08:08
● 2026-06-11 09:48:40
○ 2026-06-11 20:14:54
○ 2026-06-13 01:33:06
● 2026-06-13 09:17:38
○ 2026-06-23 21:09:00
● 2026-06-27 20:24:24
● 2026-07-27 06:40:12
○A188.114.96.02026-05-07 → 2026-06-23 · 18 obs
○ 2026-05-04 19:30:18
● 2026-05-07 06:18:06
○ 2026-05-08 01:50:12
○ 2026-05-27 01:12:02
● 2026-05-28 02:34:12
○ 2026-06-03 23:14:14
○ 2026-06-04 20:38:34
● 2026-06-06 18:47:44
○ 2026-06-08 17:49:16
● 2026-06-09 20:16:32
○ 2026-06-10 03:08:08
○ 2026-06-11 09:48:40
● 2026-06-11 20:14:54
● 2026-06-13 01:33:06
○ 2026-06-13 09:17:38
● 2026-06-23 21:09:00
○ 2026-06-27 20:24:24
○ 2026-07-27 06:40:12
○A188.114.96.42026-06-03 → 2026-06-03 · 4 obs
○ 2026-05-28 02:34:12
● 2026-06-03 23:14:14
○ 2026-06-04 13:39:12
○ 2026-07-27 06:40:12
○A188.114.97.02026-05-07 → 2026-06-23 · 18 obs
○ 2026-05-04 19:30:18
● 2026-05-07 06:18:06
○ 2026-05-08 01:50:12
○ 2026-05-27 01:12:02
● 2026-05-28 02:34:12
○ 2026-06-03 23:14:14
○ 2026-06-04 20:38:34
● 2026-06-06 18:47:44
○ 2026-06-08 17:49:16
● 2026-06-09 20:16:32
○ 2026-06-10 03:08:08
○ 2026-06-11 09:48:40
● 2026-06-11 20:14:54
● 2026-06-13 01:33:06
○ 2026-06-13 09:17:38
● 2026-06-23 21:09:00
○ 2026-06-27 20:24:24
○ 2026-07-27 06:40:12
○A188.114.97.42026-06-03 → 2026-06-03 · 4 obs
○ 2026-05-28 02:34:12
● 2026-06-03 23:14:14
○ 2026-06-04 13:39:12
○ 2026-07-27 06:40:12
○A2606:4700:3030::6815:32602026-05-04 → 2026-06-27 · 20 obs
● 2026-05-04 19:30:18
○ 2026-05-07 06:18:06
○ 2026-05-08 01:50:12
● 2026-05-27 01:12:02
○ 2026-05-28 02:34:12
○ 2026-06-03 23:14:14
● 2026-06-04 13:39:12
● 2026-06-04 20:38:34
○ 2026-06-06 18:47:44
● 2026-06-08 17:49:16
○ 2026-06-09 20:16:32
● 2026-06-10 03:08:08
● 2026-06-11 09:48:40
○ 2026-06-11 20:14:54
○ 2026-06-13 01:33:06
● 2026-06-13 09:17:38
○ 2026-06-23 21:09:00
● 2026-06-27 20:24:24
○ 2026-07-01 22:43:36
○ 2026-07-27 06:40:12
●A2606:4700:3031::6815:32602026-07-01 → 2026-07-27 · 3 obs
○ 2026-06-27 20:24:24
● 2026-07-01 22:43:36
● 2026-07-27 06:40:12
●A2606:4700:3033::ac43:9fef2026-05-04 → 2026-07-27 · 19 obs
● 2026-05-04 19:30:18
○ 2026-05-07 06:18:06
○ 2026-05-08 01:50:12
● 2026-05-27 01:12:02
○ 2026-05-28 02:34:12
○ 2026-06-03 23:14:14
● 2026-06-04 13:39:12
● 2026-06-04 20:38:34
○ 2026-06-06 18:47:44
● 2026-06-08 17:49:16
○ 2026-06-09 20:16:32
● 2026-06-10 03:08:08
● 2026-06-11 09:48:40
○ 2026-06-11 20:14:54
○ 2026-06-13 01:33:06
● 2026-06-13 09:17:38
○ 2026-06-23 21:09:00
● 2026-06-27 20:24:24
● 2026-07-27 06:40:12
○A2a06:98c1:3120::2026-05-07 → 2026-06-23 · 18 obs
○ 2026-05-04 19:30:18
● 2026-05-07 06:18:06
● 2026-05-08 01:50:12
○ 2026-05-27 01:12:02
● 2026-05-28 02:34:12
○ 2026-06-03 23:14:14
○ 2026-06-04 20:38:34
● 2026-06-06 18:47:44
○ 2026-06-08 17:49:16
● 2026-06-09 20:16:32
○ 2026-06-10 03:08:08
○ 2026-06-11 09:48:40
● 2026-06-11 20:14:54
● 2026-06-13 01:33:06
○ 2026-06-13 09:17:38
● 2026-06-23 21:09:00
○ 2026-06-27 20:24:24
○ 2026-07-27 06:40:12
○A2a06:98c1:3120::42026-06-03 → 2026-06-03 · 4 obs
○ 2026-05-28 02:34:12
● 2026-06-03 23:14:14
○ 2026-06-04 13:39:12
○ 2026-07-27 06:40:12
○A2a06:98c1:3121::2026-05-07 → 2026-06-23 · 18 obs
○ 2026-05-04 19:30:18
● 2026-05-07 06:18:06
● 2026-05-08 01:50:12
○ 2026-05-27 01:12:02
● 2026-05-28 02:34:12
○ 2026-06-03 23:14:14
○ 2026-06-04 20:38:34
● 2026-06-06 18:47:44
○ 2026-06-08 17:49:16
● 2026-06-09 20:16:32
○ 2026-06-10 03:08:08
○ 2026-06-11 09:48:40
● 2026-06-11 20:14:54
● 2026-06-13 01:33:06
○ 2026-06-13 09:17:38
● 2026-06-23 21:09:00
○ 2026-06-27 20:24:24
○ 2026-07-27 06:40:12
○A2a06:98c1:3121::42026-06-03 → 2026-06-03 · 4 obs
○ 2026-05-28 02:34:12
● 2026-06-03 23:14:14
○ 2026-06-04 13:39:12
○ 2026-07-27 06:40:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
stsoutheast-2.dns-au.st, dns-st.bahnhof.net, ns1.bahnhof.net, west-2.dns-us.st8 records
postfa.stindie.ns.cloudflare.com, aaden.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.163

NS records: indie.ns.cloudflare.com, aaden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for st (unsigned zone)

⏱️ Timing

Total: 593ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.159.239, 104.21.50.96
AAAA22606:4700:3033::ac43:9fef, 2606:4700:3031::6815:3260
NS2aaden.ns.cloudflare.com, indie.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT6google-site-verification=85hsXWsrSkBIvxs, google-site-verification=8g195Id1L6N6iKH...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1aaden.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 8

In-bailiwick: 4 (southeast-2.dns-au.st, southeast-2.dns-au.st, west-2.dns-us.st...)

Out-of-bailiwick: 4 (dns-st.bahnhof.net, dns-st.bahnhof.net, ns1.bahnhof.net...)

Analysis

IP Addresses

postfa.st has four IP addresses: 104.21.50.96, 172.67.159.239, 2606:4700:3031::6815:3260 and 2606:4700:3033::ac43:9fef.

Among the host names that share IP numbers with postfa.st are gk222s.io, www.denchiya.com, okmm0.com and two others.

Name Servers

Two name servers handle the delegation for postfa.st: aaden.ns.cloudflare.com and indie.ns.cloudflare.com.

postfa.st has the same name server delegation as a number of other domains, such as truenorth.solutions, sendheron.com, prahousmapou.cz and two more.

postfa.st partially shares its NS delegation with several other domains, including giga.gen.tr, canispirit.com, btc2222.com and two others.

These name servers regularly co-occur with the name servers brenna.ns.cloudflare.com, dax.ns.cloudflare.com and ben.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

aaden.ns.cloudflare.com resolves to 108.162.195.92, 162.159.44.92 and 172.64.35.92 among others, with 3 other IP addresses in total.

indie.ns.cloudflare.com resolves to 108.162.194.163, 162.159.38.163 and 172.64.34.163 among others, with 3 other IP addresses in total.

Mail Servers

postfa.st routes its mail through a single mail server, smtp.google.com.

postfa.st has the same mail server arrangement as a number of other domains, for example sonamak.com, sofnet-pro.co.jp, eolici.com and two more.

postfa.st shares at least some of its mail servers with other domains — for example g-horses.com, nestfainder.ai, torahaura.com and two more.

smtp.google.com directs to 9 IP numbers, including 142.251.163.27, 172.253.62.26 and 172.253.62.27, along with 6 other.