bertram.dev - robtex.com
bertram.dev
| DNSSEC | π Signed (DS record present) | ||||||
| NS | owen.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3bdbπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1dbπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21dbπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 108.162.193.219πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 172.64.33.219πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 173.245.59.219πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| NS | walk.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2680πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | walk.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c280π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | walk.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2280πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | walk.ns.cloudflare.com | ||||||
| A | 108.162.194.128πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | walk.ns.cloudflare.com | ||||||
| A | 162.159.38.128Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | walk.ns.cloudflare.com | ||||||
| A | 172.64.34.128πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | walk.ns.cloudflare.com | ||||||
| MX | amir.mx.cloudflare.net β | ||||||
| A | 2606:4700:f5::11πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| MX | isaac.mx.cloudflare.net(99) | ||||||
| A | 2606:4700:f5::eπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::fπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | linda.mx.cloudflare.net(100) | ||||||
| A | 2606:4700:f5::bπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::cπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::dπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| TXT | MS=ms72032882 | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| SOA | owen.ns.cloudflare.comdns@cloudflare.com serial=2415148879 | ||||||
dev
| DNSSEC | π Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com β | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
5 records (5 active, 0 former)
βNSowen.ns.cloudflare.com2026-09-02 β 2026-09-18 Β· 2 obs
β 2026-09-18 21:26:28
βNSwalk.ns.cloudflare.com2026-09-02 β 2026-09-18 Β· 2 obs
β 2026-09-18 21:26:28
βMXamir.mx.cloudflare.net2026-09-02 β 2026-09-18 Β· 2 obs
β 2026-09-18 21:26:28
βMXisaac.mx.cloudflare.net2026-09-02 β 2026-09-18 Β· 2 obs
β 2026-09-18 21:26:28
βMXlinda.mx.cloudflare.net2026-09-02 β 2026-09-18 Β· 2 obs
β 2026-09-18 21:26:28
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | 10 records |
| bertram.dev | walk.ns.cloudflare.com, owen.ns.cloudflare.com | - |
β Authoritative Response
Server:162.159.38.128
NS records: walk.ns.cloudflare.com, owen.ns.cloudflare.com
π DNSSEC Status
π Secure (DNSSEC validated)
Chain of trust verified from root to domain
β±οΈ Timing
Total: 871ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | owen.ns.cloudflare.com, walk.ns.cloudflare.com |
| MX | 3 | linda.mx.cloudflare.net (pri: 100), amir.mx.cloudflare.net (pri: 13)... |
| TXT | 2 | MS=ms72032882, v=spf1 include:_spf.mx.cloudflare.net ~a |
| SOA | 1 | owen.ns.cloudflare.com dns.cloudflare.co |
π Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
Name Servers
bertram.dev is served by two delegated name servers, owen.ns.cloudflare.com and walk.ns.cloudflare.com.
bertram.dev uses the same name servers as several other domains β among them tech-learn.icu, uvd389uyut.workers.dev, eln.buzz and two more.
bertram.dev has at least partial name server overlap with other domains, such as techsummit2026.net, six-mirrors-app.pages.dev, augrouppcontainerspty-resmi.pages.dev and two others.
It is common to find these name servers paired with the name servers sima.ns.cloudflare.com, curt.ns.cloudflare.com, vicky.ns.cloudflare.com and treasure.ns.cloudflare.com.
Hostnames that resolve to 6 IP addresses:
owen.ns.cloudflare.com carries IP addresses 108.162.193.219, 172.64.33.219 and 173.245.59.219, with 3 other addresses beyond those.
walk.ns.cloudflare.com carries IP addresses 108.162.194.128, 162.159.38.128 and 172.64.34.128, with 3 other addresses beyond those.
Mail Servers
bertram.dev has three mail servers: amir.mx.cloudflare.net, isaac.mx.cloudflare.net and linda.mx.cloudflare.net.
bertram.dev has at least partial mail server overlap with other domains such as wherelse.cc, emeraldbay.xyz, chilaquil.co and two more.
Hostnames that resolve to 6 IP addresses:
amir.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.
isaac.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.
linda.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.