alpenglowexpeditions.com
Link authority for alpenglowexpeditions.com (registrable domain: alpenglowexpeditions.com) from the Common Crawl web graph: PageRank and harmonic centrality history since 2017, current scores, and the site's top backlink sources.
Web-graph authority (0-100)
Domain scores measure alpenglowexpeditions.com as a whole: every subdomain's links rolled up into one node of Common Crawl's domain-level web graph. Host scores measure the exact hostname alpenglowexpeditions.com. WWW scores cover the www variant of that hostname, which the graph tracks as its own entry since January 2026 (before that, www and bare host were merged). A big gap between domain and host usually means the domain's authority lives on other subdomains. PageRank is link-endorsement authority: how much weight the sites linking here carry themselves. Harmonic centrality measures reach: how close this site sits to the rest of the web when following links, which favors broadly connected sites over ones boosted by a few heavy linkers. All are normalized 0 to 100 within each crawl snapshot; a dash means that series does not exist for this site.
Homepage
What alpenglowexpeditions.com presents on its own homepage: the page title, description, and the social share markup it publishes. Pulled from https://alpenglowexpeditions.com.
| Title | Alpenglow Expeditions | IFMGA Mountain Guides & Guided Expeditions Worldwide |
|---|---|
| Description | IFMGA-certified guides since 2004. Guided Everest, Seven Summits & 8,000m expeditions, plus backcountry skiing & avalanche courses in Lake Tahoe. |
| OG Title | Alpenglow Expeditions | IFMGA Mountain Guides & Guided Expeditions Worldwide |
| OG Description | IFMGA-certified mountain guides since 2004. We lead guided expeditions on Everest, the Seven Summits, and 8,000-meter peaks worldwide, plus backcountry skiing and avalanche education in Lake Tahoe, California. |
| OG Site Name | Alpenglow Expeditions |
| Twitter Title | Alpenglow Expeditions | IFMGA Mountain Guides & Guided Expeditions Worldwide |
| Twitter Card | summary_large_image |
Social accounts and contact points
Where this site maintains a presence and every reachable route its homepage exposes: social accounts, contact pages, addresses, and content feeds.
Structured data (JSON-LD)
The schema.org markup this homepage publishes: the machine-readable identity search engines and AI systems read. Types found: WebPage, ImageObject, BreadcrumbList, WebSite, Organization, FAQPage.
JSON-LD block (3,792 bytes)
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{
"@context": "https://schema.org",
"@type": "FAQPage",
"mainEntity": [{"@type":"Question","name":"What is Alpenglow Expeditions?","acceptedAnswer":{"@type":"Answer","text":"<p>Alpenglow Expeditions is an IFMGA-certified mountain guide service founded in 2004 and based in North Lake Tahoe, California. We lead 60+ <a href=\"https:\/\/alpenglowexpeditions.com\/expeditions\">international expeditions<\/a> each year \u2014 including guided climbs of Everest, the Seven Summits, and 8,000-meter peaks \u2014 plus backcountry skiing, rock climbing, and avalanche education in the <a href=\"https:\/\/alpenglowexpeditions.com\/lake-tahoe-group-adventures\/adventures\">Lake Tahoe region<\/a>.<\/p>\n"}},{"@type":"Question","name":"What is Rapid Ascent\u2122 and how is it different from a traditional expedition?","acceptedAnswer":{"@type":"Answer","text":"<p>Rapid Ascent\u2122 is Alpenglow’s <a href=\"https:\/\/alpenglowexpeditions.com\/our-approach\/rapid-ascent\">proprietary expedition methodology<\/a> combining hypoxic training before departure, precise acclimatization scheduling, and small team sizes. The result is an expedition that’s 30\u201350% shorter than traditional approaches \u2014 reducing time away from home while significantly improving summit success rates. It is exclusive to Alpenglow and available on select 8,000-meter peaks. <a href=\"https:\/\/alpenglowexpeditions.com\/our-approach\/rapid-ascent\">Read More About Rapid Ascent\u2122<\/a><\/p>\n"}},{"@type":"Question","name":"Do I need prior mountaineering experience to join an Alpenglow expedition?","acceptedAnswer":{"@type":"Answer","text":"<p>It depends on the program. Introductory expeditions \u2014 like the <a href=\"https:\/\/alpenglowexpeditions.com\/expedition\/ecuador-climbing-school\">Ecuador Climbing School<\/a> or <a href=\"https:\/\/alpenglowexpeditions.com\/expedition\/climb-kilimanjaro\">Kilimanjaro<\/a> are designed for climbers with no prior high-altitude experience. Intermediate and advanced programs like Aconcagua or Everest require demonstrated skills and <a href=\"https:\/\/alpenglowexpeditions.com\/the-road-to-everest\">prior expedition experience<\/a>. Alpenglow’s team will assess your background and recommend the right starting point for your goals.<\/p>\n"}},{"@type":"Question","name":"What certifications do Alpenglow guides hold?","acceptedAnswer":{"@type":"Answer","text":"<p>All Alpenglow lead guides hold <a href=\"https:\/\/alpenglowexpeditions.com\/about\/our-guides\">AMGA or IFMGA certification<\/a> \u2014 the highest guiding standard in the world. Fewer than 200 guides in the United States hold IFMGA certification. Alpenglow was also one of the first guide services in the US to require this standard across its full team, and remains one of the few AMGA-accredited companies in the country.<\/p>\n"}},{"@type":"Question","name":"What avalanche courses does Alpenglow offer in Lake Tahoe?","acceptedAnswer":{"@type":"Answer","text":"<p>Alpenglow offers a full range of AIARE-certified <a href=\"https:\/\/alpenglowexpeditions.com\/aiare-avalanche-education\">avalanche courses<\/a> in both North and South Lake Tahoe, including AIARE 1, AIARE 2, Avalanche Rescue, and a hybrid online\/field format. Courses are taught by professional mountain guides and are available for beginners, intermediate skiers, women’s groups, and teens throughout the winter season. View all <a href=\"https:\/\/alpenglowexpeditions.com\/aiare-avalanche-education\">Avalanche Education Courses.<\/a><\/p>\n"}},{"@type":"Question","name":"Where is Alpenglow Expeditions based, and what areas do you operate in?","acceptedAnswer":{"@type":"Answer","text":"<p>Alpenglow Expeditions is headquartered in North Lake Tahoe, California. Locally, we operate <a href=\"https:\/\/alpenglowexpeditions.com\/lake-tahoe-group-adventures\/adventures\">guided adventures across the Lake Tahoe<\/a> region and Mount Shasta. Internationally, we run <a href=\"https:\/\/alpenglowexpeditions.com\/expeditions\">expeditions<\/a> across South America, Asia, Africa, Europe, and Central America \u2014 including peaks in the Himalaya, Karakoram, Andes, and Alps.<\/p>\n"}},{"@type":"Question","name":"How long does it take to climb Everest with Alpenglow?","acceptedAnswer":{"@type":"Answer","text":"<p>Alpenglow’s <a href=\"https:\/\/alpenglowexpeditions.com\/expedition\/mount-everest-north-side-rapid-ascent-expedition\">Mount Everest Rapid Ascent\u2122 expedition<\/a> runs approximately 36 days \u2014 significantly shorter than the 60\u201370 days typical of conventional Everest expeditions. The condensed timeline is made possible by pre-expedition hypoxic training, which allows climbers to arrive already partially acclimatized and spend less time at altitude waiting for their body to adjust.<\/p>\n"}}]}Authority over time
Every Common Crawl web-graph release since 2017, roughly quarterly. The domain series goes back to 2017; Common Crawl only began publishing the host-level graph in 2020, so host lines start there. Click a legend entry to show or hide that line. Flat lines are normal for established sites; watch for sustained rises or drops, which track real gains or losses in who links here.
A note on www: through the end of 2025 the source web graph merged www and non-www hostnames into the bare name, so one host line covers both. Starting in January 2026 the graph splits them into separate entries, which is why www can carry its own scores going forward.
Backlink counts
Unique linking domains seen in Common Crawl's link graphs. This is a different dataset than the 0-100 authority scores above: these are raw counts, host-level for alpenglowexpeditions.com and domain-level for alpenglowexpeditions.com with all its subdomains combined. Common Crawl covers a large sample of the web, not all of it, so treat counts as comparable between sites rather than absolute totals.
Top backlinks in the domain graph
Common Crawl publishes two link graphs. The DOMAIN graph connects whole domains: every link from any page of one domain to any page of another. This table shows the highest-authority domains linking to alpenglowexpeditions.com (including its subdomains), ranked by the linker's PageRank. The table shows the top 143; the download carries the full stored list (up to 10,000 linkers) as JSON. Click a linker for its own site profile.
Top backlinks in the host graph
The HOST graph connects exact hostnames, so subdomains count separately. This table shows the highest-authority hosts linking to alpenglowexpeditions.com specifically, ranked by the linker's PageRank. The table shows the top 139; the download carries the full stored list (up to 10,000 linkers) as JSON. Click a linker for its own site profile.