altcab.org - robtex.com
altcab.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:d1e6🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:5d80🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.93.128Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.209.230🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | arvind.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2ce3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | arvind.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3e3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | arvind.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23e3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | arvind.ns.cloudflare.com | ||||||
| A | 108.162.195.227🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | arvind.ns.cloudflare.com | ||||||
| A | 162.159.44.227Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | arvind.ns.cloudflare.com | ||||||
| A | 172.64.35.227🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | arvind.ns.cloudflare.com | ||||||
| NS | nucum.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2691🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nucum.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c291🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nucum.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2291🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nucum.ns.cloudflare.com | ||||||
| A | 108.162.194.145🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nucum.ns.cloudflare.com | ||||||
| A | 162.159.38.145Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nucum.ns.cloudflare.com | ||||||
| A | 172.64.34.145🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nucum.ns.cloudflare.com | ||||||
| MX | filter.hostmatters.nl ⭐ | ||||||
| A | 136.144.184.37🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | filter.hostmatters.nl | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.93.128, 172.67.209.230 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:d1e6, 2606:4700:3037::6815:5d80 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com | ||||||
| SOA | arvind.ns.cloudflare.comdns@cloudflare.com serial=2399958006 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1778600513 | ||||||
Same first word
Similar names
DNS History
15 records (7 active, 8 former)
●NSarvind.ns.cloudflare.com2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 16:01:04
● 2026-05-12 16:01:06
○NSauth01.dns.trueserver.nl2015-08-14 → 2020-04-07 · 4 obs
● 2020-04-07 17:52:20
○ 2026-05-12 16:01:04
○ 2026-05-12 16:01:06
○NSauth02.dns.trueserver.nl2015-08-14 → 2020-04-07 · 4 obs
● 2020-04-07 17:52:20
○ 2026-05-12 16:01:04
○ 2026-05-12 16:01:06
○NSauth03.dns.trueserver.nl2015-08-14 → 2020-04-07 · 4 obs
● 2020-04-07 17:52:20
○ 2026-05-12 16:01:04
○ 2026-05-12 16:01:06
●NSnucum.ns.cloudflare.com2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 16:01:04
● 2026-05-12 16:01:06
●MXfilter.hostmatters.nl2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 16:01:04
● 2026-05-12 16:01:06
○MXmail.altcab.org2015-08-14 → 2017-02-19 · 4 obs
● 2017-02-19 23:13:12
○ 2020-04-07 17:52:20
○ 2026-05-12 16:01:06
○MXmail02.hostmatters.nl2020-04-07 → 2020-04-07 · 4 obs
● 2020-04-07 17:52:20
○ 2026-05-12 16:01:04
○ 2026-05-12 16:01:06
●A104.21.93.1282026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 16:01:04
● 2026-05-12 16:01:06
○A149.210.192.1212020-04-07 → 2020-04-07 · 4 obs
● 2020-04-07 17:52:20
○ 2026-05-12 16:01:04
○ 2026-05-12 16:01:06
●A172.67.209.2302026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 16:01:04
● 2026-05-12 16:01:06
●A2606:4700:3034::ac43:d1e62026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 16:01:04
● 2026-05-12 16:01:06
●A2606:4700:3037::6815:5d802026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 16:01:04
● 2026-05-12 16:01:06
○A87.233.230.1382017-02-19 → 2017-02-19 · 4 obs
● 2017-02-19 23:13:12
○ 2020-04-07 17:52:20
○ 2026-05-12 16:01:06
○A87.233.68.1392015-08-14 → 2016-07-11 · 4 obs
● 2016-07-11 05:50:02
○ 2017-02-19 23:13:12
○ 2026-05-12 16:01:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| altcab.org | nucum.ns.cloudflare.com, arvind.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.227
NS records: nucum.ns.cloudflare.com, arvind.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for altcab.org (unsigned zone)
⏱️ Timing
Total: 804ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.93.128, 172.67.209.230 |
| AAAA | 2 | 2606:4700:3034::ac43:d1e6, 2606:4700:3037::6815:5d80 |
| NS | 2 | arvind.ns.cloudflare.com, nucum.ns.cloudflare.com |
| MX | 1 | filter.hostmatters.nl (pri: 10) |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | arvind.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
Four IP numbers are pointed to by altcab.org: 2606:4700:3034::ac43:d1e6, 2606:4700:3037::6815:5d80, 104.21.93.128 and 172.67.209.230.
other host names including emq.org.uk, slotovipdeposit.com, krm50.com, laninfo.at and honeywell-egypt.com share IP numbers with altcab.org.
Name Servers
altcab.org is delegated to two name servers arvind.ns.cloudflare.com and nucum.ns.cloudflare.com.
altcab.org shares the same name server setup as other domains, for instance bedforddelancey.com, tantecarla.nl, marcopolobybike.com, soup-corner.com and carcommunityeurope.com.
altcab.org at least partially shares name servers with other domains, for instance gaiguvn.com, ulanowicz.pl, healthoz.com.au, arrigoamadori.com and gfixauto.com.
these name servers are often used together with gail.ns.cloudflare.com, meadow.ns.cloudflare.com, zelda.ns.cloudflare.com and addilyn.ns.cloudflare.com.
Host names with six IP numbers:
Host name arvind.ns.cloudflare.com points to: 2606:4700:58::a29f:2ce3, 2803:f800:50::6ca2:c3e3, 2a06:98c1:50::ac40:23e3, 108.162.195.227, 162.159.44.227 and 172.64.35.227.
Host name nucum.ns.cloudflare.com points to: 2606:4700:50::a29f:2691, 2803:f800:50::6ca2:c291, 2a06:98c1:50::ac40:2291, 108.162.194.145, 162.159.38.145 and 172.64.34.145.
Mail Servers
altcab.org is handled by a single mail server, filter.hostmatters.nl.
altcab.org shares the same mail server setup as other domains, for instance bookfit.net, herfstcompetitie.com, gangsterenergy.org, whatshot.nl and cannabisqualitydrink.com.
altcab.org shares some mail servers with other domains, at least partially, for instance isjeforever.com, paanen.nl, catrienariens.com, zomercompetitie.com and clairebronkhorst.nl.
these mail servers are commonly used with the mail servers mail05.hostmatters.nl.
filter.hostmatters.nl resolves to IP 136.144.184.37.