postview.dev - robtex.com

๐Ÿ›ก๏ธDomain Reputation CheckBlocklist, phishing & malware statusโ†’

postview.dev

DNSSECโš ๏ธ Not signed
A2606:4700:3030::6815:4b22๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A2606:4700:3035::ac43:d2e9๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A104.21.75.34Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A172.67.210.233๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
NSbrenda.ns.cloudflare.com โญ
A2606:4700:50::adf5:3a4dCloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2803:f800:50::6ca2:c04dCloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
A2a06:98c1:50::ac40:204dCloudflare2a06:98c1:50::/45
A108.162.192.77Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.32.77Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.58.77Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSkurt.ns.cloudflare.com
A2606:4700:58::adf5:3bc1Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2803:f800:50::6ca2:c1c1Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
A2a06:98c1:50::ac40:21c1Cloudflare2a06:98c1:50::/45
A108.162.193.193Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.33.193Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.59.193Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXaspmx.l.google.com โญ
A2607:f8b0:4004:c29::1a๐Ÿ‡บ๐Ÿ‡ธ Google2607:f8b0:4004::/48
PTRyuiadum-in-f26.1e100.net
A142.251.179.26๐Ÿ‡บ๐Ÿ‡ธ Google142.251.179.0/24
PTRpd-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c14::1b๐Ÿ‡จ๐Ÿ‡ฑ Google2800:3f0:4003::/48
A192.178.234.27๐Ÿ‡บ๐Ÿ‡ธ Google192.178.0.0/15
PTRncsclj-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a๐Ÿ‡ฎ๐Ÿ‡ช Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27๐Ÿ‡บ๐Ÿ‡ธ Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b๐Ÿ‡ฌ๐Ÿ‡ง Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.27๐Ÿ‡บ๐Ÿ‡ธ Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b๐Ÿ‡ง๐Ÿ‡ช Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.0.0/16
PTRyubrupd-in-f26.1e100.net
TXTgoogle-site-verification=i8OOJ9gA2LgLlYWYgtT0_nDfIF_3QJkrQ3r3gyGdhO0
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 โœ“ hints match
IPv4 hints104.21.75.34, 172.67.210.233
IPv6 hints2606:4700:3030::6815:4b22, 2606:4700:3035::ac43:d2e9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=248, name=cloudflare-ech.com
SOAbrenda.ns.cloudflare.comdns@cloudflare.com serial=2414259035

dev

DNSSEC๐Ÿ”’ Signed (DS record present)
NSns-tld1.charlestonroadregistry.com โญ
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
๐Ÿ”’ HSTS Preload (+subdomains)

Same first word

Similar names

Previous names

Next names

DNS History

15 records (11 active, 4 former)

NSbrenda.ns.cloudflare.comkurt.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.75.34172.67.210.2332606:4700:3030::6815:4b222606:4700:3035::ac43:d2e9188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
โ—NSbrenda.ns.cloudflare.com2026-09-12 โ†’ 2026-09-13 ยท 2 obs
โ— 2026-09-12 03:57:12
โ— 2026-09-13 00:53:00
โ—NSkurt.ns.cloudflare.com2026-09-12 โ†’ 2026-09-13 ยท 2 obs
โ— 2026-09-12 03:57:12
โ— 2026-09-13 00:53:00
โ—MXalt1.aspmx.l.google.com2026-09-12 โ†’ 2026-09-13 ยท 2 obs
โ— 2026-09-12 03:57:12
โ— 2026-09-13 00:53:00
โ—MXalt2.aspmx.l.google.com2026-09-12 โ†’ 2026-09-13 ยท 2 obs
โ— 2026-09-12 03:57:12
โ— 2026-09-13 00:53:00
โ—MXalt3.aspmx.l.google.com2026-09-12 โ†’ 2026-09-13 ยท 2 obs
โ— 2026-09-12 03:57:12
โ— 2026-09-13 00:53:00
โ—MXalt4.aspmx.l.google.com2026-09-12 โ†’ 2026-09-13 ยท 2 obs
โ— 2026-09-12 03:57:12
โ— 2026-09-13 00:53:00
โ—MXaspmx.l.google.com2026-09-12 โ†’ 2026-09-13 ยท 2 obs
โ— 2026-09-12 03:57:12
โ— 2026-09-13 00:53:00
โ—A104.21.75.342026-09-12 โ†’ 2026-09-13 ยท 3 obs
โ—‹ 2026-09-12 03:57:12
โ— 2026-09-12 23:55:38
โ— 2026-09-13 00:53:00
โ—A172.67.210.2332026-09-12 โ†’ 2026-09-13 ยท 3 obs
โ—‹ 2026-09-12 03:57:12
โ— 2026-09-12 23:55:38
โ— 2026-09-13 00:53:00
โ—‹A188.114.96.02026-09-12 โ†’ 2026-09-12 ยท 3 obs
โ— 2026-09-12 03:57:12
โ—‹ 2026-09-12 23:55:38
โ—‹ 2026-09-13 00:53:00
โ—‹A188.114.97.02026-09-12 โ†’ 2026-09-12 ยท 3 obs
โ— 2026-09-12 03:57:12
โ—‹ 2026-09-12 23:55:38
โ—‹ 2026-09-13 00:53:00
โ—A2606:4700:3030::6815:4b222026-09-12 โ†’ 2026-09-13 ยท 3 obs
โ—‹ 2026-09-12 03:57:12
โ— 2026-09-12 23:55:38
โ— 2026-09-13 00:53:00
โ—A2606:4700:3035::ac43:d2e92026-09-12 โ†’ 2026-09-13 ยท 3 obs
โ—‹ 2026-09-12 03:57:12
โ— 2026-09-12 23:55:38
โ— 2026-09-13 00:53:00
โ—‹A2a06:98c1:3120::2026-09-12 โ†’ 2026-09-12 ยท 3 obs
โ— 2026-09-12 03:57:12
โ—‹ 2026-09-12 23:55:38
โ—‹ 2026-09-13 00:53:00
โ—‹A2a06:98c1:3121::2026-09-12 โ†’ 2026-09-12 ยท 3 obs
โ— 2026-09-12 03:57:12
โ—‹ 2026-09-12 23:55:38
โ—‹ 2026-09-13 00:53:00

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
postview.devkurt.ns.cloudflare.com, brenda.ns.cloudflare.com-

โœ… Authoritative Response

Server:108.162.192.77

NS records: kurt.ns.cloudflare.com, brenda.ns.cloudflare.com

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for postview.dev (unsigned zone)

โฑ๏ธ Timing

Total: 4266ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A2172.67.210.233, 104.21.75.34
AAAA22606:4700:3035::ac43:d2e9, 2606:4700:3030::6815:4b22
NS2brenda.ns.cloudflare.com, kurt.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT2google-site-verification=i8OOJ9gA2LgLlYW, v=spf1 include:_spf.google.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brenda.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

postview.dev has four IP addresses: 104.21.75.34, 172.67.210.233, 2606:4700:3030::6815:4b22 and 2606:4700:3035::ac43:d2e9.

Other host names, for instance nakocos.com, psy.hk, polls.io and two other share IP numbers with postview.dev.

Name Servers

Two name servers handle the delegation for postview.dev: brenda.ns.cloudflare.com and kurt.ns.cloudflare.com.

postview.dev shares the same name server setup with other domains, for instance e-dreams.gr, fixar.lv, mtc-job-services.workers.dev and two other.

postview.dev shares at least some of its name servers with other domains, including jole.workers.dev, vaobong88online.com, beautyschool101.pro and two others.

These name servers are frequently paired with the name servers jonah.ns.cloudflare.com, sunny.ns.cloudflare.com and kayleigh.ns.cloudflare.com.

Host names with 6 IP numbers:

brenda.ns.cloudflare.com resolves to 108.162.192.77, 172.64.32.77 and 173.245.58.77 among others, with 3 other IP addresses in total.

kurt.ns.cloudflare.com resolves to 108.162.193.193, 172.64.33.193 and 173.245.59.193 among others, with 3 other IP addresses in total.

Mail Servers

Mail for postview.dev is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

Host names with two IP numbers:

aspmx.l.google.com resolves to two addresses: 142.251.179.26 and 2607:f8b0:4004:c29::1a.

alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.