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Hosting & Network

irenezhang.com runs on AS209 (multi-homed across 2 networks), with email configured.

Hosting network
AS209multi-homedAS209AS398862
Managed DNS
Self-hosted / other
Email
Configured
IPv6 (AAAA)
Enabled
CAA pinning
None

Sits alongside 5,151 other sites on AS209. Stable here since we started watching (Jul 28, 2026).

DNS Records for irenezhang.com

HostnameTypeTTLPriorityContent
irenezhang.comA067.40.19.211
irenezhang.comNS0ns3.ambulatoryclam.net
irenezhang.comNS0ns2.ambulatoryclam.net
irenezhang.comNS0ns1.ambulatoryclam.net
irenezhang.comAAAA02602:f98e::2
irenezhang.comSOA43200ns1.ambulatoryclam.net hostmaster.ambulatoryclam.net 2019034878 7200 3600 3600 43200
irenezhang.comMX010mx1.ambulatoryclam.net
irenezhang.comMX020mx2.ambulatoryclam.net
irenezhang.comTXT0google-site-verification=VBWVrkqBenf-clFn8zsn-r6_2Cm7ZV1CJx20AuYCZ1w
irenezhang.comTXT0v=spf1 ip4:67.40.19.211 ip6:2001:470:e898::/56 mx -all
irenezhang.comTXT0google-site-verification=BKzs0DvZr8-OtxkDv0OfscUUgCf5CaRutkRyrPU-iHQ
irenezhang.comTXT0google-site-verification=whKY6PgdEtyes4RIh9bOHuayaxGfPAoIV2MiednJaPY
irenezhang.comTXT0google-site-verification=-hmMEVW0coPvU-Vwo73pqL1ySbW4kYUjDF69aV53wCs
irenezhang.comTXT0google-site-verification=9EgjeG0zL27Icb0zwX1zeQaaEWYVj5RGASNv6Gx1Oa4
irenezhang.comTXT0google-site-verification=Bwy3HBnQJgXcXOFmSPi_mJe8BTRQlenyXOKv88tlsog
irenezhang.comTXT0google-site-verification=341VAsuuF_ngwNFJKNQvUrmGu6cth6og9TyeNQlULNg
www.irenezhang.comA067.40.19.211
www.irenezhang.comCNAME0geoduck.irenezhang.com

Get alerted the moment irenezhang.com's DNS changes

This page is today's snapshot. Turn on monitoring and we'll watch irenezhang.com continuously, notifying you the moment anything moves across all three signals:

Uptime

We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.

DNS changes

We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.

TLS certificate

We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.

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Beta

Answers use the live DNS records shown on this page. AI-generated — double-check anything important.

About DNS Records

DNS (Domain Name System) records are instructions that provide information about a domain, including its IP addresses, mail servers, and other services. Common record types include:

  • SOA (Start of Authority) - Contains administrative information about the zone
  • NS (Nameserver) - Specifies authoritative nameservers for the domain
  • A (Address) - Maps a domain to an IPv4 address
  • AAAA - Maps a domain to an IPv6 address
  • CNAME (Canonical Name) - Creates an alias pointing to another domain
  • MX (Mail Exchange) - Specifies mail servers for the domain